Home / 15,454.47-23,182.85-4,211.74

Finding the Fourth Proportional to 15,454.47, 23,182.85 and 4,211.74

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Solution

The fourth proportional to 15,454.47, 23,182.85 and 4,211.74 is: 6,317.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,454.47 : 23,182.85 = 4,211.74 : x
  2. Step 2: Convert to fraction form
    15,454.47/23,182.85 = 4,211.74/x
  3. Step 3: Cross multiply
    15,454.47x = 23,182.85 × 4,211.74
  4. Step 4: Simplify right side
    15,454.47x = 97,640,136.66
  5. Step 5: Solve for x
    x = 97,640,136.66/15,454.47
  6. Step 6: Final answer
    x = 6,317.92

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1.5x scale

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.