Home / 28,690.14-43,061.16-12,062.46

Finding the Fourth Proportional to 28,690.14, 43,061.16 and 12,062.46

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Solution

The fourth proportional to 28,690.14, 43,061.16 and 12,062.46 is: 18,104.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,690.14 : 43,061.16 = 12,062.46 : x
  2. Step 2: Convert to fraction form
    28,690.14/43,061.16 = 12,062.46/x
  3. Step 3: Cross multiply
    28,690.14x = 43,061.16 × 12,062.46
  4. Step 4: Simplify right side
    28,690.14x = 519,423,520.05
  5. Step 5: Solve for x
    x = 519,423,520.05/28,690.14
  6. Step 6: Final answer
    x = 18,104.60

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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.