Home / 40,809.17-56,322.14-22,905.15

Finding the Fourth Proportional to 40,809.17, 56,322.14 and 22,905.15

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Solution

The fourth proportional to 40,809.17, 56,322.14 and 22,905.15 is: 31,612.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,809.17 : 56,322.14 = 22,905.15 : x
  2. Step 2: Convert to fraction form
    40,809.17/56,322.14 = 22,905.15/x
  3. Step 3: Cross multiply
    40,809.17x = 56,322.14 × 22,905.15
  4. Step 4: Simplify right side
    40,809.17x = 1,290,067,122.28
  5. Step 5: Solve for x
    x = 1,290,067,122.28/40,809.17
  6. Step 6: Final answer
    x = 31,612.19

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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.