Home / 27,332.64-40,967.10-12,543.12

Finding the Fourth Proportional to 27,332.64, 40,967.10 and 12,543.12

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Solution

The fourth proportional to 27,332.64, 40,967.10 and 12,543.12 is: 18,800.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,332.64 : 40,967.10 = 12,543.12 : x
  2. Step 2: Convert to fraction form
    27,332.64/40,967.10 = 12,543.12/x
  3. Step 3: Cross multiply
    27,332.64x = 40,967.10 × 12,543.12
  4. Step 4: Simplify right side
    27,332.64x = 513,855,251.35
  5. Step 5: Solve for x
    x = 513,855,251.35/27,332.64
  6. Step 6: Final answer
    x = 18,800.06

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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.