Home / 31,530.57-47,296.02-9,344.14

Finding the Fourth Proportional to 31,530.57, 47,296.02 and 9,344.14

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Solution

The fourth proportional to 31,530.57, 47,296.02 and 9,344.14 is: 14,016.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,530.57 : 47,296.02 = 9,344.14 : x
  2. Step 2: Convert to fraction form
    31,530.57/47,296.02 = 9,344.14/x
  3. Step 3: Cross multiply
    31,530.57x = 47,296.02 × 9,344.14
  4. Step 4: Simplify right side
    31,530.57x = 441,940,632.32
  5. Step 5: Solve for x
    x = 441,940,632.32/31,530.57
  6. Step 6: Final answer
    x = 14,016.26

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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.