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Finding the Fourth Proportional to 26,280, 36,267.06 and 14,344.44

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Solution

The fourth proportional to 26,280, 36,267.06 and 14,344.44 is: 19,795.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,280 : 36,267.06 = 14,344.44 : x
  2. Step 2: Convert to fraction form
    26,280/36,267.06 = 14,344.44/x
  3. Step 3: Cross multiply
    26,280x = 36,267.06 × 14,344.44
  4. Step 4: Simplify right side
    26,280x = 520,230,666.15
  5. Step 5: Solve for x
    x = 520,230,666.15/26,280
  6. Step 6: Final answer
    x = 19,795.69

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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.