Home / 28,455.01-42,737.85-23,193.88

Finding the Fourth Proportional to 28,455.01, 42,737.85 and 23,193.88

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Solution

The fourth proportional to 28,455.01, 42,737.85 and 23,193.88 is: 34,835.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,455.01 : 42,737.85 = 23,193.88 : x
  2. Step 2: Convert to fraction form
    28,455.01/42,737.85 = 23,193.88/x
  3. Step 3: Cross multiply
    28,455.01x = 42,737.85 × 23,193.88
  4. Step 4: Simplify right side
    28,455.01x = 991,256,564.36
  5. Step 5: Solve for x
    x = 991,256,564.36/28,455.01
  6. Step 6: Final answer
    x = 34,835.92

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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.