Home / 19,588.76-27,036.14-11,205.24

Finding the Fourth Proportional to 19,588.76, 27,036.14 and 11,205.24

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Solution

The fourth proportional to 19,588.76, 27,036.14 and 11,205.24 is: 15,465.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,588.76 : 27,036.14 = 11,205.24 : x
  2. Step 2: Convert to fraction form
    19,588.76/27,036.14 = 11,205.24/x
  3. Step 3: Cross multiply
    19,588.76x = 27,036.14 × 11,205.24
  4. Step 4: Simplify right side
    19,588.76x = 302,946,437.37
  5. Step 5: Solve for x
    x = 302,946,437.37/19,588.76
  6. Step 6: Final answer
    x = 15,465.32

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Half scale
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Double scale
Find fourth proportional to 19,589.76, 27,037.52 and 11,206.24
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.