Home / 14,820.03-20,442.25-9,074.82

Finding the Fourth Proportional to 14,820.03, 20,442.25 and 9,074.82

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Solution

The fourth proportional to 14,820.03, 20,442.25 and 9,074.82 is: 12,517.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,820.03 : 20,442.25 = 9,074.82 : x
  2. Step 2: Convert to fraction form
    14,820.03/20,442.25 = 9,074.82/x
  3. Step 3: Cross multiply
    14,820.03x = 20,442.25 × 9,074.82
  4. Step 4: Simplify right side
    14,820.03x = 185,509,827.15
  5. Step 5: Solve for x
    x = 185,509,827.15/14,820.03
  6. Step 6: Final answer
    x = 12,517.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.