Home / 26,415.04-36,431.76-22,449.28

Finding the Fourth Proportional to 26,415.04, 36,431.76 and 22,449.28

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Solution

The fourth proportional to 26,415.04, 36,431.76 and 22,449.28 is: 30,962.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,415.04 : 36,431.76 = 22,449.28 : x
  2. Step 2: Convert to fraction form
    26,415.04/36,431.76 = 22,449.28/x
  3. Step 3: Cross multiply
    26,415.04x = 36,431.76 × 22,449.28
  4. Step 4: Simplify right side
    26,415.04x = 817,866,781.13
  5. Step 5: Solve for x
    x = 817,866,781.13/26,415.04
  6. Step 6: Final answer
    x = 30,962.16

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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.