Home / 28,818.79-43,247.61-10,099.00

Finding the Fourth Proportional to 28,818.79, 43,247.61 and 10,099.00

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Solution

The fourth proportional to 28,818.79, 43,247.61 and 10,099.00 is: 15,155.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,818.79 : 43,247.61 = 10,099.00 : x
  2. Step 2: Convert to fraction form
    28,818.79/43,247.61 = 10,099.00/x
  3. Step 3: Cross multiply
    28,818.79x = 43,247.61 × 10,099.00
  4. Step 4: Simplify right side
    28,818.79x = 436,757,397.15
  5. Step 5: Solve for x
    x = 436,757,397.15/28,818.79
  6. Step 6: Final answer
    x = 15,155.30

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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.