Home / 23,281.78-32,123.99-15,227.24

Finding the Fourth Proportional to 23,281.78, 32,123.99 and 15,227.24

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Solution

The fourth proportional to 23,281.78, 32,123.99 and 15,227.24 is: 21,010.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,281.78 : 32,123.99 = 15,227.24 : x
  2. Step 2: Convert to fraction form
    23,281.78/32,123.99 = 15,227.24/x
  3. Step 3: Cross multiply
    23,281.78x = 32,123.99 × 15,227.24
  4. Step 4: Simplify right side
    23,281.78x = 489,159,763.63
  5. Step 5: Solve for x
    x = 489,159,763.63/23,281.78
  6. Step 6: Final answer
    x = 21,010.41

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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.