Home / 19,953.18-27,533.16-11,453.04

Finding the Fourth Proportional to 19,953.18, 27,533.16 and 11,453.04

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Solution

The fourth proportional to 19,953.18, 27,533.16 and 11,453.04 is: 15,803.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,953.18 : 27,533.16 = 11,453.04 : x
  2. Step 2: Convert to fraction form
    19,953.18/27,533.16 = 11,453.04/x
  3. Step 3: Cross multiply
    19,953.18x = 27,533.16 × 11,453.04
  4. Step 4: Simplify right side
    19,953.18x = 315,338,382.81
  5. Step 5: Solve for x
    x = 315,338,382.81/19,953.18
  6. Step 6: Final answer
    x = 15,803.92

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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.