Home / 56,324.00-77,727.92-31,173.50

Finding the Fourth Proportional to 56,324.00, 77,727.92 and 31,173.50

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Solution

The fourth proportional to 56,324.00, 77,727.92 and 31,173.50 is: 43,019.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,324.00 : 77,727.92 = 31,173.50 : x
  2. Step 2: Convert to fraction form
    56,324.00/77,727.92 = 31,173.50/x
  3. Step 3: Cross multiply
    56,324.00x = 77,727.92 × 31,173.50
  4. Step 4: Simplify right side
    56,324.00x = 2,423,050,769.61
  5. Step 5: Solve for x
    x = 2,423,050,769.61/56,324.00
  6. Step 6: Final answer
    x = 43,019.87

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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.