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Finding the Fourth Proportional to 36,590.60, 54,885.90 and 36,007.40

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Solution

The fourth proportional to 36,590.60, 54,885.90 and 36,007.40 is: 54,011.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,590.60 : 54,885.90 = 36,007.40 : x
  2. Step 2: Convert to fraction form
    36,590.60/54,885.90 = 36,007.40/x
  3. Step 3: Cross multiply
    36,590.60x = 54,885.90 × 36,007.40
  4. Step 4: Simplify right side
    36,590.60x = 1,976,298,555.66
  5. Step 5: Solve for x
    x = 1,976,298,555.66/36,590.60
  6. Step 6: Final answer
    x = 54,011.10

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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.