Home / 31,522.11-47,276.61-9,330.28

Finding the Fourth Proportional to 31,522.11, 47,276.61 and 9,330.28

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Solution

The fourth proportional to 31,522.11, 47,276.61 and 9,330.28 is: 13,993.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,522.11 : 47,276.61 = 9,330.28 : x
  2. Step 2: Convert to fraction form
    31,522.11/47,276.61 = 9,330.28/x
  3. Step 3: Cross multiply
    31,522.11x = 47,276.61 × 9,330.28
  4. Step 4: Simplify right side
    31,522.11x = 441,104,008.75
  5. Step 5: Solve for x
    x = 441,104,008.75/31,522.11
  6. Step 6: Final answer
    x = 13,993.48

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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.