Home / 28,372.68-42,519.18-22,423.41

Finding the Fourth Proportional to 28,372.68, 42,519.18 and 22,423.41

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Solution

The fourth proportional to 28,372.68, 42,519.18 and 22,423.41 is: 33,603.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,372.68 : 42,519.18 = 22,423.41 : x
  2. Step 2: Convert to fraction form
    28,372.68/42,519.18 = 22,423.41/x
  3. Step 3: Cross multiply
    28,372.68x = 42,519.18 × 22,423.41
  4. Step 4: Simplify right side
    28,372.68x = 953,425,006.00
  5. Step 5: Solve for x
    x = 953,425,006.00/28,372.68
  6. Step 6: Final answer
    x = 33,603.63

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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.