Home / 15,124.46-22,672.10-7,329.02

Finding the Fourth Proportional to 15,124.46, 22,672.10 and 7,329.02

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Solution

The fourth proportional to 15,124.46, 22,672.10 and 7,329.02 is: 10,986.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,124.46 : 22,672.10 = 7,329.02 : x
  2. Step 2: Convert to fraction form
    15,124.46/22,672.10 = 7,329.02/x
  3. Step 3: Cross multiply
    15,124.46x = 22,672.10 × 7,329.02
  4. Step 4: Simplify right side
    15,124.46x = 166,164,274.34
  5. Step 5: Solve for x
    x = 166,164,274.34/15,124.46
  6. Step 6: Final answer
    x = 10,986.46

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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.