Home / 31,537.06-47,291.86-9,042.77

Finding the Fourth Proportional to 31,537.06, 47,291.86 and 9,042.77

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Solution

The fourth proportional to 31,537.06, 47,291.86 and 9,042.77 is: 13,560.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,537.06 : 47,291.86 = 9,042.77 : x
  2. Step 2: Convert to fraction form
    31,537.06/47,291.86 = 9,042.77/x
  3. Step 3: Cross multiply
    31,537.06x = 47,291.86 × 9,042.77
  4. Step 4: Simplify right side
    31,537.06x = 427,649,508.47
  5. Step 5: Solve for x
    x = 427,649,508.47/31,537.06
  6. Step 6: Final answer
    x = 13,560.22

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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.