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Finding the Fourth Proportional to 26,337.60, 36,328.08 and 16,917.60

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Solution

The fourth proportional to 26,337.60, 36,328.08 and 16,917.60 is: 23,334.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,337.60 : 36,328.08 = 16,917.60 : x
  2. Step 2: Convert to fraction form
    26,337.60/36,328.08 = 16,917.60/x
  3. Step 3: Cross multiply
    26,337.60x = 36,328.08 × 16,917.60
  4. Step 4: Simplify right side
    26,337.60x = 614,583,926.21
  5. Step 5: Solve for x
    x = 614,583,926.21/26,337.60
  6. Step 6: Final answer
    x = 23,334.85

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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.