Home / 22,278.40-33,417.60-22,124.80

Finding the Fourth Proportional to 22,278.40, 33,417.60 and 22,124.80

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Solution

The fourth proportional to 22,278.40, 33,417.60 and 22,124.80 is: 33,187.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,278.40 : 33,417.60 = 22,124.80 : x
  2. Step 2: Convert to fraction form
    22,278.40/33,417.60 = 22,124.80/x
  3. Step 3: Cross multiply
    22,278.40x = 33,417.60 × 22,124.80
  4. Step 4: Simplify right side
    22,278.40x = 739,357,716.48
  5. Step 5: Solve for x
    x = 739,357,716.48/22,278.40
  6. Step 6: Final answer
    x = 33,187.20

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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.