Home / 36,378.96-54,545.04-15,332.64

Finding the Fourth Proportional to 36,378.96, 54,545.04 and 15,332.64

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Solution

The fourth proportional to 36,378.96, 54,545.04 and 15,332.64 is: 22,989.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,378.96 : 54,545.04 = 15,332.64 : x
  2. Step 2: Convert to fraction form
    36,378.96/54,545.04 = 15,332.64/x
  3. Step 3: Cross multiply
    36,378.96x = 54,545.04 × 15,332.64
  4. Step 4: Simplify right side
    36,378.96x = 836,319,462.11
  5. Step 5: Solve for x
    x = 836,319,462.11/36,378.96
  6. Step 6: Final answer
    x = 22,989.10

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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.