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Finding the Fourth Proportional to 45,563.52, 62,875.52 and 25,419.20

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Solution

The fourth proportional to 45,563.52, 62,875.52 and 25,419.20 is: 35,077.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,563.52 : 62,875.52 = 25,419.20 : x
  2. Step 2: Convert to fraction form
    45,563.52/62,875.52 = 25,419.20/x
  3. Step 3: Cross multiply
    45,563.52x = 62,875.52 × 25,419.20
  4. Step 4: Simplify right side
    45,563.52x = 1,598,245,417.98
  5. Step 5: Solve for x
    x = 1,598,245,417.98/45,563.52
  6. Step 6: Final answer
    x = 35,077.30

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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.