Home / 23,255.84-32,082.56-15,699.84

Finding the Fourth Proportional to 23,255.84, 32,082.56 and 15,699.84

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Solution

The fourth proportional to 23,255.84, 32,082.56 and 15,699.84 is: 21,658.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,255.84 : 32,082.56 = 15,699.84 : x
  2. Step 2: Convert to fraction form
    23,255.84/32,082.56 = 15,699.84/x
  3. Step 3: Cross multiply
    23,255.84x = 32,082.56 × 15,699.84
  4. Step 4: Simplify right side
    23,255.84x = 503,691,058.79
  5. Step 5: Solve for x
    x = 503,691,058.79/23,255.84
  6. Step 6: Final answer
    x = 21,658.69

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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.