Home / 45,423.67-62,684.17-25,280.21

Finding the Fourth Proportional to 45,423.67, 62,684.17 and 25,280.21

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Solution

The fourth proportional to 45,423.67, 62,684.17 and 25,280.21 is: 34,886.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,423.67 : 62,684.17 = 25,280.21 : x
  2. Step 2: Convert to fraction form
    45,423.67/62,684.17 = 25,280.21/x
  3. Step 3: Cross multiply
    45,423.67x = 62,684.17 × 25,280.21
  4. Step 4: Simplify right side
    45,423.67x = 1,584,668,981.28
  5. Step 5: Solve for x
    x = 1,584,668,981.28/45,423.67
  6. Step 6: Final answer
    x = 34,886.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.