Home / 14,702.22-20,283.48-9,396.18

Finding the Fourth Proportional to 14,702.22, 20,283.48 and 9,396.18

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Solution

The fourth proportional to 14,702.22, 20,283.48 and 9,396.18 is: 12,963.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,702.22 : 20,283.48 = 9,396.18 : x
  2. Step 2: Convert to fraction form
    14,702.22/20,283.48 = 9,396.18/x
  3. Step 3: Cross multiply
    14,702.22x = 20,283.48 × 9,396.18
  4. Step 4: Simplify right side
    14,702.22x = 190,587,229.11
  5. Step 5: Solve for x
    x = 190,587,229.11/14,702.22
  6. Step 6: Final answer
    x = 12,963.16

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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.