Home / 55,593.50-76,703.88-31,711.46

Finding the Fourth Proportional to 55,593.50, 76,703.88 and 31,711.46

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Solution

The fourth proportional to 55,593.50, 76,703.88 and 31,711.46 is: 43,753.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,593.50 : 76,703.88 = 31,711.46 : x
  2. Step 2: Convert to fraction form
    55,593.50/76,703.88 = 31,711.46/x
  3. Step 3: Cross multiply
    55,593.50x = 76,703.88 × 31,711.46
  4. Step 4: Simplify right side
    55,593.50x = 2,432,392,022.46
  5. Step 5: Solve for x
    x = 2,432,392,022.46/55,593.50
  6. Step 6: Final answer
    x = 43,753.17

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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.