Home / 12,332.65-18,499.15-4,012.71

Finding the Fourth Proportional to 12,332.65, 18,499.15 and 4,012.71

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Solution

The fourth proportional to 12,332.65, 18,499.15 and 4,012.71 is: 6,019.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332.65 : 18,499.15 = 4,012.71 : x
  2. Step 2: Convert to fraction form
    12,332.65/18,499.15 = 4,012.71/x
  3. Step 3: Cross multiply
    12,332.65x = 18,499.15 × 4,012.71
  4. Step 4: Simplify right side
    12,332.65x = 74,231,714.16
  5. Step 5: Solve for x
    x = 74,231,714.16/12,332.65
  6. Step 6: Final answer
    x = 6,019.12

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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.