Home / 15,001.40-22,483.86-10,620.12

Finding the Fourth Proportional to 15,001.40, 22,483.86 and 10,620.12

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Solution

The fourth proportional to 15,001.40, 22,483.86 and 10,620.12 is: 15,917.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,001.40 : 22,483.86 = 10,620.12 : x
  2. Step 2: Convert to fraction form
    15,001.40/22,483.86 = 10,620.12/x
  3. Step 3: Cross multiply
    15,001.40x = 22,483.86 × 10,620.12
  4. Step 4: Simplify right side
    15,001.40x = 238,781,291.26
  5. Step 5: Solve for x
    x = 238,781,291.26/15,001.40
  6. Step 6: Final answer
    x = 15,917.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.