Home / 55,459.04-76,538.80-31,593.44

Finding the Fourth Proportional to 55,459.04, 76,538.80 and 31,593.44

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Solution

The fourth proportional to 55,459.04, 76,538.80 and 31,593.44 is: 43,601.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,459.04 : 76,538.80 = 31,593.44 : x
  2. Step 2: Convert to fraction form
    55,459.04/76,538.80 = 31,593.44/x
  3. Step 3: Cross multiply
    55,459.04x = 76,538.80 × 31,593.44
  4. Step 4: Simplify right side
    55,459.04x = 2,418,123,985.47
  5. Step 5: Solve for x
    x = 2,418,123,985.47/55,459.04
  6. Step 6: Final answer
    x = 43,601.98

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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.