Home / 31,456.16-47,184.15-9,269.51

Finding the Fourth Proportional to 31,456.16, 47,184.15 and 9,269.51

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Solution

The fourth proportional to 31,456.16, 47,184.15 and 9,269.51 is: 13,904.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,456.16 : 47,184.15 = 9,269.51 : x
  2. Step 2: Convert to fraction form
    31,456.16/47,184.15 = 9,269.51/x
  3. Step 3: Cross multiply
    31,456.16x = 47,184.15 × 9,269.51
  4. Step 4: Simplify right side
    31,456.16x = 437,373,950.27
  5. Step 5: Solve for x
    x = 437,373,950.27/31,456.16
  6. Step 6: Final answer
    x = 13,904.24

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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.