Home / 21,335.76-32,000.83-6,342.57

Finding the Fourth Proportional to 21,335.76, 32,000.83 and 6,342.57

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Solution

The fourth proportional to 21,335.76, 32,000.83 and 6,342.57 is: 9,513.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,335.76 : 32,000.83 = 6,342.57 : x
  2. Step 2: Convert to fraction form
    21,335.76/32,000.83 = 6,342.57/x
  3. Step 3: Cross multiply
    21,335.76x = 32,000.83 × 6,342.57
  4. Step 4: Simplify right side
    21,335.76x = 202,967,488.48
  5. Step 5: Solve for x
    x = 202,967,488.48/21,335.76
  6. Step 6: Final answer
    x = 9,513.02

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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.