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Finding the Fourth Proportional to 24,408.72, 36,671.40 and 15,660.72

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Solution

The fourth proportional to 24,408.72, 36,671.40 and 15,660.72 is: 23,528.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,408.72 : 36,671.40 = 15,660.72 : x
  2. Step 2: Convert to fraction form
    24,408.72/36,671.40 = 15,660.72/x
  3. Step 3: Cross multiply
    24,408.72x = 36,671.40 × 15,660.72
  4. Step 4: Simplify right side
    24,408.72x = 574,300,527.41
  5. Step 5: Solve for x
    x = 574,300,527.41/24,408.72
  6. Step 6: Final answer
    x = 23,528.50

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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.