Home / 15,375.77-23,064.25-4,283.42

Finding the Fourth Proportional to 15,375.77, 23,064.25 and 4,283.42

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Solution

The fourth proportional to 15,375.77, 23,064.25 and 4,283.42 is: 6,425.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,375.77 : 23,064.25 = 4,283.42 : x
  2. Step 2: Convert to fraction form
    15,375.77/23,064.25 = 4,283.42/x
  3. Step 3: Cross multiply
    15,375.77x = 23,064.25 × 4,283.42
  4. Step 4: Simplify right side
    15,375.77x = 98,793,869.74
  5. Step 5: Solve for x
    x = 98,793,869.74/15,375.77
  6. Step 6: Final answer
    x = 6,425.30

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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.