Home / 15,298.02-22,942.71-5,431.95

Finding the Fourth Proportional to 15,298.02, 22,942.71 and 5,431.95

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Solution

The fourth proportional to 15,298.02, 22,942.71 and 5,431.95 is: 8,146.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,298.02 : 22,942.71 = 5,431.95 : x
  2. Step 2: Convert to fraction form
    15,298.02/22,942.71 = 5,431.95/x
  3. Step 3: Cross multiply
    15,298.02x = 22,942.71 × 5,431.95
  4. Step 4: Simplify right side
    15,298.02x = 124,623,653.58
  5. Step 5: Solve for x
    x = 124,623,653.58/15,298.02
  6. Step 6: Final answer
    x = 8,146.39

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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.