Home / 15,998.20-22,077.02-8,925.82

Finding the Fourth Proportional to 15,998.20, 22,077.02 and 8,925.82

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Solution

The fourth proportional to 15,998.20, 22,077.02 and 8,925.82 is: 12,317.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998.20 : 22,077.02 = 8,925.82 : x
  2. Step 2: Convert to fraction form
    15,998.20/22,077.02 = 8,925.82/x
  3. Step 3: Cross multiply
    15,998.20x = 22,077.02 × 8,925.82
  4. Step 4: Simplify right side
    15,998.20x = 197,055,506.66
  5. Step 5: Solve for x
    x = 197,055,506.66/15,998.20
  6. Step 6: Final answer
    x = 12,317.35

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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.