Home / 24,009.48-33,148.98-15,640.20

Finding the Fourth Proportional to 24,009.48, 33,148.98 and 15,640.20

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Solution

The fourth proportional to 24,009.48, 33,148.98 and 15,640.20 is: 21,593.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,009.48 : 33,148.98 = 15,640.20 : x
  2. Step 2: Convert to fraction form
    24,009.48/33,148.98 = 15,640.20/x
  3. Step 3: Cross multiply
    24,009.48x = 33,148.98 × 15,640.20
  4. Step 4: Simplify right side
    24,009.48x = 518,456,677.00
  5. Step 5: Solve for x
    x = 518,456,677.00/24,009.48
  6. Step 6: Final answer
    x = 21,593.83

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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.