Home / 15,531.98-23,294.06-4,438.72

Finding the Fourth Proportional to 15,531.98, 23,294.06 and 4,438.72

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Solution

The fourth proportional to 15,531.98, 23,294.06 and 4,438.72 is: 6,656.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,531.98 : 23,294.06 = 4,438.72 : x
  2. Step 2: Convert to fraction form
    15,531.98/23,294.06 = 4,438.72/x
  3. Step 3: Cross multiply
    15,531.98x = 23,294.06 × 4,438.72
  4. Step 4: Simplify right side
    15,531.98x = 103,395,886.60
  5. Step 5: Solve for x
    x = 103,395,886.60/15,531.98
  6. Step 6: Final answer
    x = 6,656.97

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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.