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Finding the Fourth Proportional to 45,276.54, 62,482 and 25,134.88

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Solution

The fourth proportional to 45,276.54, 62,482 and 25,134.88 is: 34,686.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,276.54 : 62,482 = 25,134.88 : x
  2. Step 2: Convert to fraction form
    45,276.54/62,482 = 25,134.88/x
  3. Step 3: Cross multiply
    45,276.54x = 62,482 × 25,134.88
  4. Step 4: Simplify right side
    45,276.54x = 1,570,477,572.16
  5. Step 5: Solve for x
    x = 1,570,477,572.16/45,276.54
  6. Step 6: Final answer
    x = 34,686.34

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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.