Home / 15,519.31-23,275.11-4,426.09

Finding the Fourth Proportional to 15,519.31, 23,275.11 and 4,426.09

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Solution

The fourth proportional to 15,519.31, 23,275.11 and 4,426.09 is: 6,638.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,519.31 : 23,275.11 = 4,426.09 : x
  2. Step 2: Convert to fraction form
    15,519.31/23,275.11 = 4,426.09/x
  3. Step 3: Cross multiply
    15,519.31x = 23,275.11 × 4,426.09
  4. Step 4: Simplify right side
    15,519.31x = 103,017,802.28
  5. Step 5: Solve for x
    x = 103,017,802.28/15,519.31
  6. Step 6: Final answer
    x = 6,638.04

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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.