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Finding the Fourth Proportional to 48,798.87, 67,341.88 and 26,442.87

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Solution

The fourth proportional to 48,798.87, 67,341.88 and 26,442.87 is: 36,490.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,798.87 : 67,341.88 = 26,442.87 : x
  2. Step 2: Convert to fraction form
    48,798.87/67,341.88 = 26,442.87/x
  3. Step 3: Cross multiply
    48,798.87x = 67,341.88 × 26,442.87
  4. Step 4: Simplify right side
    48,798.87x = 1,780,712,578.40
  5. Step 5: Solve for x
    x = 1,780,712,578.40/48,798.87
  6. Step 6: Final answer
    x = 36,490.86

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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.