Home / 26,400.60-39,698.10-22,123.80

Finding the Fourth Proportional to 26,400.60, 39,698.10 and 22,123.80

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Solution

The fourth proportional to 26,400.60, 39,698.10 and 22,123.80 is: 33,267.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,400.60 : 39,698.10 = 22,123.80 : x
  2. Step 2: Convert to fraction form
    26,400.60/39,698.10 = 22,123.80/x
  3. Step 3: Cross multiply
    26,400.60x = 39,698.10 × 22,123.80
  4. Step 4: Simplify right side
    26,400.60x = 878,272,824.78
  5. Step 5: Solve for x
    x = 878,272,824.78/26,400.60
  6. Step 6: Final answer
    x = 33,267.15

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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.