Home / 15,325.69-22,854.42-15,185.55

Finding the Fourth Proportional to 15,325.69, 22,854.42 and 15,185.55

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Solution

The fourth proportional to 15,325.69, 22,854.42 and 15,185.55 is: 22,645.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,325.69 : 22,854.42 = 15,185.55 : x
  2. Step 2: Convert to fraction form
    15,325.69/22,854.42 = 15,185.55/x
  3. Step 3: Cross multiply
    15,325.69x = 22,854.42 × 15,185.55
  4. Step 4: Simplify right side
    15,325.69x = 347,056,966.39
  5. Step 5: Solve for x
    x = 347,056,966.39/15,325.69
  6. Step 6: Final answer
    x = 22,645.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.