Home / 15,400.41-23,104.05-4,871.04

Finding the Fourth Proportional to 15,400.41, 23,104.05 and 4,871.04

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Solution

The fourth proportional to 15,400.41, 23,104.05 and 4,871.04 is: 7,307.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,400.41 : 23,104.05 = 4,871.04 : x
  2. Step 2: Convert to fraction form
    15,400.41/23,104.05 = 4,871.04/x
  3. Step 3: Cross multiply
    15,400.41x = 23,104.05 × 4,871.04
  4. Step 4: Simplify right side
    15,400.41x = 112,540,751.71
  5. Step 5: Solve for x
    x = 112,540,751.71/15,400.41
  6. Step 6: Final answer
    x = 7,307.65

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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.