Home / 26,285.86-36,253.92-16,855.30

Finding the Fourth Proportional to 26,285.86, 36,253.92 and 16,855.30

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Solution

The fourth proportional to 26,285.86, 36,253.92 and 16,855.30 is: 23,247.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,285.86 : 36,253.92 = 16,855.30 : x
  2. Step 2: Convert to fraction form
    26,285.86/36,253.92 = 16,855.30/x
  3. Step 3: Cross multiply
    26,285.86x = 36,253.92 × 16,855.30
  4. Step 4: Simplify right side
    26,285.86x = 611,070,697.78
  5. Step 5: Solve for x
    x = 611,070,697.78/26,285.86
  6. Step 6: Final answer
    x = 23,247.13

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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.