Home / 23,885.61-32,886.85-21,671.27

Finding the Fourth Proportional to 23,885.61, 32,886.85 and 21,671.27

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Solution

The fourth proportional to 23,885.61, 32,886.85 and 21,671.27 is: 29,838.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,885.61 : 32,886.85 = 21,671.27 : x
  2. Step 2: Convert to fraction form
    23,885.61/32,886.85 = 21,671.27/x
  3. Step 3: Cross multiply
    23,885.61x = 32,886.85 × 21,671.27
  4. Step 4: Simplify right side
    23,885.61x = 712,699,751.62
  5. Step 5: Solve for x
    x = 712,699,751.62/23,885.61
  6. Step 6: Final answer
    x = 29,838.04

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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.