Home / 25,711.18-35,485.23-16,280.62

Finding the Fourth Proportional to 25,711.18, 35,485.23 and 16,280.62

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Solution

The fourth proportional to 25,711.18, 35,485.23 and 16,280.62 is: 22,469.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,711.18 : 35,485.23 = 16,280.62 : x
  2. Step 2: Convert to fraction form
    25,711.18/35,485.23 = 16,280.62/x
  3. Step 3: Cross multiply
    25,711.18x = 35,485.23 × 16,280.62
  4. Step 4: Simplify right side
    25,711.18x = 577,721,545.24
  5. Step 5: Solve for x
    x = 577,721,545.24/25,711.18
  6. Step 6: Final answer
    x = 22,469.66

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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.