Home / 31,627.47-47,439.59-9,441.03

Finding the Fourth Proportional to 31,627.47, 47,439.59 and 9,441.03

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Solution

The fourth proportional to 31,627.47, 47,439.59 and 9,441.03 is: 14,161.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,627.47 : 47,439.59 = 9,441.03 : x
  2. Step 2: Convert to fraction form
    31,627.47/47,439.59 = 9,441.03/x
  3. Step 3: Cross multiply
    31,627.47x = 47,439.59 × 9,441.03
  4. Step 4: Simplify right side
    31,627.47x = 447,878,545.17
  5. Step 5: Solve for x
    x = 447,878,545.17/31,627.47
  6. Step 6: Final answer
    x = 14,161.06

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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.