Home / 16,443.10-22,702.44-9,730.88

Finding the Fourth Proportional to 16,443.10, 22,702.44 and 9,730.88

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Solution

The fourth proportional to 16,443.10, 22,702.44 and 9,730.88 is: 13,435.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,443.10 : 22,702.44 = 9,730.88 : x
  2. Step 2: Convert to fraction form
    16,443.10/22,702.44 = 9,730.88/x
  3. Step 3: Cross multiply
    16,443.10x = 22,702.44 × 9,730.88
  4. Step 4: Simplify right side
    16,443.10x = 220,914,719.35
  5. Step 5: Solve for x
    x = 220,914,719.35/16,443.10
  6. Step 6: Final answer
    x = 13,435.10

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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.