Home / 14,445.26-19,934.46-8,158.04

Finding the Fourth Proportional to 14,445.26, 19,934.46 and 8,158.04

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Solution

The fourth proportional to 14,445.26, 19,934.46 and 8,158.04 is: 11,258.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,445.26 : 19,934.46 = 8,158.04 : x
  2. Step 2: Convert to fraction form
    14,445.26/19,934.46 = 8,158.04/x
  3. Step 3: Cross multiply
    14,445.26x = 19,934.46 × 8,158.04
  4. Step 4: Simplify right side
    14,445.26x = 162,626,122.06
  5. Step 5: Solve for x
    x = 162,626,122.06/14,445.26
  6. Step 6: Final answer
    x = 11,258.10

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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.