Home / 21,555.34-32,333.55-5,972.92

Finding the Fourth Proportional to 21,555.34, 32,333.55 and 5,972.92

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Solution

The fourth proportional to 21,555.34, 32,333.55 and 5,972.92 is: 8,959.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,555.34 : 32,333.55 = 5,972.92 : x
  2. Step 2: Convert to fraction form
    21,555.34/32,333.55 = 5,972.92/x
  3. Step 3: Cross multiply
    21,555.34x = 32,333.55 × 5,972.92
  4. Step 4: Simplify right side
    21,555.34x = 193,125,707.47
  5. Step 5: Solve for x
    x = 193,125,707.47/21,555.34
  6. Step 6: Final answer
    x = 8,959.53

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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.