Home / 23,671.20-32,667.84-13,602.90

Finding the Fourth Proportional to 23,671.20, 32,667.84 and 13,602.90

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Solution

The fourth proportional to 23,671.20, 32,667.84 and 13,602.90 is: 18,772.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,671.20 : 32,667.84 = 13,602.90 : x
  2. Step 2: Convert to fraction form
    23,671.20/32,667.84 = 13,602.90/x
  3. Step 3: Cross multiply
    23,671.20x = 32,667.84 × 13,602.90
  4. Step 4: Simplify right side
    23,671.20x = 444,377,360.74
  5. Step 5: Solve for x
    x = 444,377,360.74/23,671.20
  6. Step 6: Final answer
    x = 18,772.91

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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.