Home / 19,053.13-26,295.26-10,987.08

Finding the Fourth Proportional to 19,053.13, 26,295.26 and 10,987.08

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Solution

The fourth proportional to 19,053.13, 26,295.26 and 10,987.08 is: 15,163.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,053.13 : 26,295.26 = 10,987.08 : x
  2. Step 2: Convert to fraction form
    19,053.13/26,295.26 = 10,987.08/x
  3. Step 3: Cross multiply
    19,053.13x = 26,295.26 × 10,987.08
  4. Step 4: Simplify right side
    19,053.13x = 288,908,196.73
  5. Step 5: Solve for x
    x = 288,908,196.73/19,053.13
  6. Step 6: Final answer
    x = 15,163.30

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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.