Home / 16,247.02-22,420.89-9,173.44

Finding the Fourth Proportional to 16,247.02, 22,420.89 and 9,173.44

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Solution

The fourth proportional to 16,247.02, 22,420.89 and 9,173.44 is: 12,659.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,247.02 : 22,420.89 = 9,173.44 : x
  2. Step 2: Convert to fraction form
    16,247.02/22,420.89 = 9,173.44/x
  3. Step 3: Cross multiply
    16,247.02x = 22,420.89 × 9,173.44
  4. Step 4: Simplify right side
    16,247.02x = 205,676,689.16
  5. Step 5: Solve for x
    x = 205,676,689.16/16,247.02
  6. Step 6: Final answer
    x = 12,659.35

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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.