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Finding the Fourth Proportional to 48,755.66, 73,133.50 and 17,590.90

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Solution

The fourth proportional to 48,755.66, 73,133.50 and 17,590.90 is: 26,386.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,755.66 : 73,133.50 = 17,590.90 : x
  2. Step 2: Convert to fraction form
    48,755.66/73,133.50 = 17,590.90/x
  3. Step 3: Cross multiply
    48,755.66x = 73,133.50 × 17,590.90
  4. Step 4: Simplify right side
    48,755.66x = 1,286,484,085.15
  5. Step 5: Solve for x
    x = 1,286,484,085.15/48,755.66
  6. Step 6: Final answer
    x = 26,386.35

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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.