Home / 15,519.62-23,283.29-4,426.40

Finding the Fourth Proportional to 15,519.62, 23,283.29 and 4,426.40

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Solution

The fourth proportional to 15,519.62, 23,283.29 and 4,426.40 is: 6,640.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,519.62 : 23,283.29 = 4,426.40 : x
  2. Step 2: Convert to fraction form
    15,519.62/23,283.29 = 4,426.40/x
  3. Step 3: Cross multiply
    15,519.62x = 23,283.29 × 4,426.40
  4. Step 4: Simplify right side
    15,519.62x = 103,061,016.31
  5. Step 5: Solve for x
    x = 103,061,016.31/15,519.62
  6. Step 6: Final answer
    x = 6,640.69

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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.