Home / 28,431.00-42,593.18-23,780.89

Finding the Fourth Proportional to 28,431.00, 42,593.18 and 23,780.89

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Solution

The fourth proportional to 28,431.00, 42,593.18 and 23,780.89 is: 35,626.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,431.00 : 42,593.18 = 23,780.89 : x
  2. Step 2: Convert to fraction form
    28,431.00/42,593.18 = 23,780.89/x
  3. Step 3: Cross multiply
    28,431.00x = 42,593.18 × 23,780.89
  4. Step 4: Simplify right side
    28,431.00x = 1,012,903,515.36
  5. Step 5: Solve for x
    x = 1,012,903,515.36/28,431.00
  6. Step 6: Final answer
    x = 35,626.73

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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.