Home / 26,501-39,722.28-17,118.80

Finding the Fourth Proportional to 26,501, 39,722.28 and 17,118.80

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Solution

The fourth proportional to 26,501, 39,722.28 and 17,118.80 is: 25,659.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,501 : 39,722.28 = 17,118.80 : x
  2. Step 2: Convert to fraction form
    26,501/39,722.28 = 17,118.80/x
  3. Step 3: Cross multiply
    26,501x = 39,722.28 × 17,118.80
  4. Step 4: Simplify right side
    26,501x = 679,997,766.86
  5. Step 5: Solve for x
    x = 679,997,766.86/26,501
  6. Step 6: Final answer
    x = 25,659.32

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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.