Home / 31,712.41-47,554.72-9,520.51

Finding the Fourth Proportional to 31,712.41, 47,554.72 and 9,520.51

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Solution

The fourth proportional to 31,712.41, 47,554.72 and 9,520.51 is: 14,276.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,712.41 : 47,554.72 = 9,520.51 : x
  2. Step 2: Convert to fraction form
    31,712.41/47,554.72 = 9,520.51/x
  3. Step 3: Cross multiply
    31,712.41x = 47,554.72 × 9,520.51
  4. Step 4: Simplify right side
    31,712.41x = 452,745,294.31
  5. Step 5: Solve for x
    x = 452,745,294.31/31,712.41
  6. Step 6: Final answer
    x = 14,276.60

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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.