Home / 16,049.18-22,148.16-8,975.45

Finding the Fourth Proportional to 16,049.18, 22,148.16 and 8,975.45

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Solution

The fourth proportional to 16,049.18, 22,148.16 and 8,975.45 is: 12,386.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,049.18 : 22,148.16 = 8,975.45 : x
  2. Step 2: Convert to fraction form
    16,049.18/22,148.16 = 8,975.45/x
  3. Step 3: Cross multiply
    16,049.18x = 22,148.16 × 8,975.45
  4. Step 4: Simplify right side
    16,049.18x = 198,789,702.67
  5. Step 5: Solve for x
    x = 198,789,702.67/16,049.18
  6. Step 6: Final answer
    x = 12,386.28

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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.