Home / 28,924.02-43,386.02-8,147.52

Finding the Fourth Proportional to 28,924.02, 43,386.02 and 8,147.52

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Solution

The fourth proportional to 28,924.02, 43,386.02 and 8,147.52 is: 12,221.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,924.02 : 43,386.02 = 8,147.52 : x
  2. Step 2: Convert to fraction form
    28,924.02/43,386.02 = 8,147.52/x
  3. Step 3: Cross multiply
    28,924.02x = 43,386.02 × 8,147.52
  4. Step 4: Simplify right side
    28,924.02x = 353,488,465.67
  5. Step 5: Solve for x
    x = 353,488,465.67/28,924.02
  6. Step 6: Final answer
    x = 12,221.28

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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.