Home / 31,456.22-47,184.74-9,264.56

Finding the Fourth Proportional to 31,456.22, 47,184.74 and 9,264.56

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Solution

The fourth proportional to 31,456.22, 47,184.74 and 9,264.56 is: 13,896.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,456.22 : 47,184.74 = 9,264.56 : x
  2. Step 2: Convert to fraction form
    31,456.22/47,184.74 = 9,264.56/x
  3. Step 3: Cross multiply
    31,456.22x = 47,184.74 × 9,264.56
  4. Step 4: Simplify right side
    31,456.22x = 437,145,854.81
  5. Step 5: Solve for x
    x = 437,145,854.81/31,456.22
  6. Step 6: Final answer
    x = 13,896.96

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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.