Home / 27,332.16-40,972.10-10,686.66

Finding the Fourth Proportional to 27,332.16, 40,972.10 and 10,686.66

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Solution

The fourth proportional to 27,332.16, 40,972.10 and 10,686.66 is: 16,019.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,332.16 : 40,972.10 = 10,686.66 : x
  2. Step 2: Convert to fraction form
    27,332.16/40,972.10 = 10,686.66/x
  3. Step 3: Cross multiply
    27,332.16x = 40,972.10 × 10,686.66
  4. Step 4: Simplify right side
    27,332.16x = 437,854,848.75
  5. Step 5: Solve for x
    x = 437,854,848.75/27,332.16
  6. Step 6: Final answer
    x = 16,019.77

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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.