Home / 45,260.71-62,418.90-28,266.50

Finding the Fourth Proportional to 45,260.71, 62,418.90 and 28,266.50

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Solution

The fourth proportional to 45,260.71, 62,418.90 and 28,266.50 is: 38,982.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,260.71 : 62,418.90 = 28,266.50 : x
  2. Step 2: Convert to fraction form
    45,260.71/62,418.90 = 28,266.50/x
  3. Step 3: Cross multiply
    45,260.71x = 62,418.90 × 28,266.50
  4. Step 4: Simplify right side
    45,260.71x = 1,764,364,098.90
  5. Step 5: Solve for x
    x = 1,764,364,098.90/45,260.71
  6. Step 6: Final answer
    x = 38,982.25

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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.