Home / 56,496.14-77,966.14-31,003.62

Finding the Fourth Proportional to 56,496.14, 77,966.14 and 31,003.62

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Solution

The fourth proportional to 56,496.14, 77,966.14 and 31,003.62 is: 42,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,496.14 : 77,966.14 = 31,003.62 : x
  2. Step 2: Convert to fraction form
    56,496.14/77,966.14 = 31,003.62/x
  3. Step 3: Cross multiply
    56,496.14x = 77,966.14 × 31,003.62
  4. Step 4: Simplify right side
    56,496.14x = 2,417,232,577.43
  5. Step 5: Solve for x
    x = 2,417,232,577.43/56,496.14
  6. Step 6: Final answer
    x = 42,785.80

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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.