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Finding the Fourth Proportional to 48,266.95, 72,410.07 and 16,678.15

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Solution

The fourth proportional to 48,266.95, 72,410.07 and 16,678.15 is: 25,020.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,266.95 : 72,410.07 = 16,678.15 : x
  2. Step 2: Convert to fraction form
    48,266.95/72,410.07 = 16,678.15/x
  3. Step 3: Cross multiply
    48,266.95x = 72,410.07 × 16,678.15
  4. Step 4: Simplify right side
    48,266.95x = 1,207,666,008.97
  5. Step 5: Solve for x
    x = 1,207,666,008.97/48,266.95
  6. Step 6: Final answer
    x = 25,020.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.