Home / 45,423.87-62,684.31-25,280.75

Finding the Fourth Proportional to 45,423.87, 62,684.31 and 25,280.75

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Solution

The fourth proportional to 45,423.87, 62,684.31 and 25,280.75 is: 34,887.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,423.87 : 62,684.31 = 25,280.75 : x
  2. Step 2: Convert to fraction form
    45,423.87/62,684.31 = 25,280.75/x
  3. Step 3: Cross multiply
    45,423.87x = 62,684.31 × 25,280.75
  4. Step 4: Simplify right side
    45,423.87x = 1,584,706,370.03
  5. Step 5: Solve for x
    x = 1,584,706,370.03/45,423.87
  6. Step 6: Final answer
    x = 34,887.09

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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.