Home / 35,697.20-53,545.80-14,920.70

Finding the Fourth Proportional to 35,697.20, 53,545.80 and 14,920.70

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Solution

The fourth proportional to 35,697.20, 53,545.80 and 14,920.70 is: 22,381.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,697.20 : 53,545.80 = 14,920.70 : x
  2. Step 2: Convert to fraction form
    35,697.20/53,545.80 = 14,920.70/x
  3. Step 3: Cross multiply
    35,697.20x = 53,545.80 × 14,920.70
  4. Step 4: Simplify right side
    35,697.20x = 798,940,550.33
  5. Step 5: Solve for x
    x = 798,940,550.33/35,697.20
  6. Step 6: Final answer
    x = 22,381.05

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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.