Home / 14,526.20-21,789.36-4,138.04

Finding the Fourth Proportional to 14,526.20, 21,789.36 and 4,138.04

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Solution

The fourth proportional to 14,526.20, 21,789.36 and 4,138.04 is: 6,207.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,526.20 : 21,789.36 = 4,138.04 : x
  2. Step 2: Convert to fraction form
    14,526.20/21,789.36 = 4,138.04/x
  3. Step 3: Cross multiply
    14,526.20x = 21,789.36 × 4,138.04
  4. Step 4: Simplify right side
    14,526.20x = 90,165,243.25
  5. Step 5: Solve for x
    x = 90,165,243.25/14,526.20
  6. Step 6: Final answer
    x = 6,207.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.