Home / 31,537.77-47,310.90-9,351.46

Finding the Fourth Proportional to 31,537.77, 47,310.90 and 9,351.46

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Solution

The fourth proportional to 31,537.77, 47,310.90 and 9,351.46 is: 14,028.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,537.77 : 47,310.90 = 9,351.46 : x
  2. Step 2: Convert to fraction form
    31,537.77/47,310.90 = 9,351.46/x
  3. Step 3: Cross multiply
    31,537.77x = 47,310.90 × 9,351.46
  4. Step 4: Simplify right side
    31,537.77x = 442,425,988.91
  5. Step 5: Solve for x
    x = 442,425,988.91/31,537.77
  6. Step 6: Final answer
    x = 14,028.45

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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.