Home / 21,335.79-32,003.68-5,753.41

Finding the Fourth Proportional to 21,335.79, 32,003.68 and 5,753.41

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Solution

The fourth proportional to 21,335.79, 32,003.68 and 5,753.41 is: 8,630.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,335.79 : 32,003.68 = 5,753.41 : x
  2. Step 2: Convert to fraction form
    21,335.79/32,003.68 = 5,753.41/x
  3. Step 3: Cross multiply
    21,335.79x = 32,003.68 × 5,753.41
  4. Step 4: Simplify right side
    21,335.79x = 184,130,292.55
  5. Step 5: Solve for x
    x = 184,130,292.55/21,335.79
  6. Step 6: Final answer
    x = 8,630.11

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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.