Home / 21,750.48-32,630.82-6,959.52

Finding the Fourth Proportional to 21,750.48, 32,630.82 and 6,959.52

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Solution

The fourth proportional to 21,750.48, 32,630.82 and 6,959.52 is: 10,440.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,750.48 : 32,630.82 = 6,959.52 : x
  2. Step 2: Convert to fraction form
    21,750.48/32,630.82 = 6,959.52/x
  3. Step 3: Cross multiply
    21,750.48x = 32,630.82 × 6,959.52
  4. Step 4: Simplify right side
    21,750.48x = 227,094,844.41
  5. Step 5: Solve for x
    x = 227,094,844.41/21,750.48
  6. Step 6: Final answer
    x = 10,440.91

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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.