Home / 14,935.20-22,402.80-4,545.60

Finding the Fourth Proportional to 14,935.20, 22,402.80 and 4,545.60

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Solution

The fourth proportional to 14,935.20, 22,402.80 and 4,545.60 is: 6,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,935.20 : 22,402.80 = 4,545.60 : x
  2. Step 2: Convert to fraction form
    14,935.20/22,402.80 = 4,545.60/x
  3. Step 3: Cross multiply
    14,935.20x = 22,402.80 × 4,545.60
  4. Step 4: Simplify right side
    14,935.20x = 101,834,167.68
  5. Step 5: Solve for x
    x = 101,834,167.68/14,935.20
  6. Step 6: Final answer
    x = 6,818.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.