Home / 31,741.47-47,618.48-9,553.75

Finding the Fourth Proportional to 31,741.47, 47,618.48 and 9,553.75

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Solution

The fourth proportional to 31,741.47, 47,618.48 and 9,553.75 is: 14,332.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,741.47 : 47,618.48 = 9,553.75 : x
  2. Step 2: Convert to fraction form
    31,741.47/47,618.48 = 9,553.75/x
  3. Step 3: Cross multiply
    31,741.47x = 47,618.48 × 9,553.75
  4. Step 4: Simplify right side
    31,741.47x = 454,934,958.14
  5. Step 5: Solve for x
    x = 454,934,958.14/31,741.47
  6. Step 6: Final answer
    x = 14,332.51

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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.