Home / 34,807.41-47,997.91-20,657.52

Finding the Fourth Proportional to 34,807.41, 47,997.91 and 20,657.52

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Solution

The fourth proportional to 34,807.41, 47,997.91 and 20,657.52 is: 28,485.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,807.41 : 47,997.91 = 20,657.52 : x
  2. Step 2: Convert to fraction form
    34,807.41/47,997.91 = 20,657.52/x
  3. Step 3: Cross multiply
    34,807.41x = 47,997.91 × 20,657.52
  4. Step 4: Simplify right side
    34,807.41x = 991,517,545.79
  5. Step 5: Solve for x
    x = 991,517,545.79/34,807.41
  6. Step 6: Final answer
    x = 28,485.82

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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.