Home / 26,658.86-36,789.28-14,722.70

Finding the Fourth Proportional to 26,658.86, 36,789.28 and 14,722.70

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Solution

The fourth proportional to 26,658.86, 36,789.28 and 14,722.70 is: 20,317.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,658.86 : 36,789.28 = 14,722.70 : x
  2. Step 2: Convert to fraction form
    26,658.86/36,789.28 = 14,722.70/x
  3. Step 3: Cross multiply
    26,658.86x = 36,789.28 × 14,722.70
  4. Step 4: Simplify right side
    26,658.86x = 541,637,532.66
  5. Step 5: Solve for x
    x = 541,637,532.66/26,658.86
  6. Step 6: Final answer
    x = 20,317.36

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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.