Home / 15,408.99-23,123.61-9,569.70

Finding the Fourth Proportional to 15,408.99, 23,123.61 and 9,569.70

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Solution

The fourth proportional to 15,408.99, 23,123.61 and 9,569.70 is: 14,360.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408.99 : 23,123.61 = 9,569.70 : x
  2. Step 2: Convert to fraction form
    15,408.99/23,123.61 = 9,569.70/x
  3. Step 3: Cross multiply
    15,408.99x = 23,123.61 × 9,569.70
  4. Step 4: Simplify right side
    15,408.99x = 221,286,010.62
  5. Step 5: Solve for x
    x = 221,286,010.62/15,408.99
  6. Step 6: Final answer
    x = 14,360.84

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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.