Home / 28,431.01-42,595.44-16,737.85

Finding the Fourth Proportional to 28,431.01, 42,595.44 and 16,737.85

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Solution

The fourth proportional to 28,431.01, 42,595.44 and 16,737.85 is: 25,076.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,431.01 : 42,595.44 = 16,737.85 : x
  2. Step 2: Convert to fraction form
    28,431.01/42,595.44 = 16,737.85/x
  3. Step 3: Cross multiply
    28,431.01x = 42,595.44 × 16,737.85
  4. Step 4: Simplify right side
    28,431.01x = 712,956,085.40
  5. Step 5: Solve for x
    x = 712,956,085.40/28,431.01
  6. Step 6: Final answer
    x = 25,076.71

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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.