Home / 31,565.88-47,326.86-15,972.84

Finding the Fourth Proportional to 31,565.88, 47,326.86 and 15,972.84

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Solution

The fourth proportional to 31,565.88, 47,326.86 and 15,972.84 is: 23,948.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,565.88 : 47,326.86 = 15,972.84 : x
  2. Step 2: Convert to fraction form
    31,565.88/47,326.86 = 15,972.84/x
  3. Step 3: Cross multiply
    31,565.88x = 47,326.86 × 15,972.84
  4. Step 4: Simplify right side
    31,565.88x = 755,944,362.48
  5. Step 5: Solve for x
    x = 755,944,362.48/31,565.88
  6. Step 6: Final answer
    x = 23,948.15

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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.