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Finding the Fourth Proportional to 26,337.75, 36,345.90 and 14,400.90

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Solution

The fourth proportional to 26,337.75, 36,345.90 and 14,400.90 is: 19,873.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,337.75 : 36,345.90 = 14,400.90 : x
  2. Step 2: Convert to fraction form
    26,337.75/36,345.90 = 14,400.90/x
  3. Step 3: Cross multiply
    26,337.75x = 36,345.90 × 14,400.90
  4. Step 4: Simplify right side
    26,337.75x = 523,413,671.31
  5. Step 5: Solve for x
    x = 523,413,671.31/26,337.75
  6. Step 6: Final answer
    x = 19,873.14

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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.