Home / 31,496.78-47,234.16-9,304.26

Finding the Fourth Proportional to 31,496.78, 47,234.16 and 9,304.26

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Solution

The fourth proportional to 31,496.78, 47,234.16 and 9,304.26 is: 13,953.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,496.78 : 47,234.16 = 9,304.26 : x
  2. Step 2: Convert to fraction form
    31,496.78/47,234.16 = 9,304.26/x
  3. Step 3: Cross multiply
    31,496.78x = 47,234.16 × 9,304.26
  4. Step 4: Simplify right side
    31,496.78x = 439,478,905.52
  5. Step 5: Solve for x
    x = 439,478,905.52/31,496.78
  6. Step 6: Final answer
    x = 13,953.14

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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.