Home / 23,379.03-32,298.35-15,331.89

Finding the Fourth Proportional to 23,379.03, 32,298.35 and 15,331.89

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Solution

The fourth proportional to 23,379.03, 32,298.35 and 15,331.89 is: 21,181.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,379.03 : 32,298.35 = 15,331.89 : x
  2. Step 2: Convert to fraction form
    23,379.03/32,298.35 = 15,331.89/x
  3. Step 3: Cross multiply
    23,379.03x = 32,298.35 × 15,331.89
  4. Step 4: Simplify right side
    23,379.03x = 495,194,672.72
  5. Step 5: Solve for x
    x = 495,194,672.72/23,379.03
  6. Step 6: Final answer
    x = 21,181.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.