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Finding the Fourth Proportional to 48,460.88, 72,690.41 and 26,414.57

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Solution

The fourth proportional to 48,460.88, 72,690.41 and 26,414.57 is: 39,621.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,460.88 : 72,690.41 = 26,414.57 : x
  2. Step 2: Convert to fraction form
    48,460.88/72,690.41 = 26,414.57/x
  3. Step 3: Cross multiply
    48,460.88x = 72,690.41 × 26,414.57
  4. Step 4: Simplify right side
    48,460.88x = 1,920,085,427.75
  5. Step 5: Solve for x
    x = 1,920,085,427.75/48,460.88
  6. Step 6: Final answer
    x = 39,621.35

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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.