Home / 37,590.85-56,387.64-12,631.71

Finding the Fourth Proportional to 37,590.85, 56,387.64 and 12,631.71

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Solution

The fourth proportional to 37,590.85, 56,387.64 and 12,631.71 is: 18,948.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,590.85 : 56,387.64 = 12,631.71 : x
  2. Step 2: Convert to fraction form
    37,590.85/56,387.64 = 12,631.71/x
  3. Step 3: Cross multiply
    37,590.85x = 56,387.64 × 12,631.71
  4. Step 4: Simplify right side
    37,590.85x = 712,272,574.89
  5. Step 5: Solve for x
    x = 712,272,574.89/37,590.85
  6. Step 6: Final answer
    x = 18,948.03

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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.