Home / 21,350.76-32,026.02-7,310.91

Finding the Fourth Proportional to 21,350.76, 32,026.02 and 7,310.91

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Solution

The fourth proportional to 21,350.76, 32,026.02 and 7,310.91 is: 10,966.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,350.76 : 32,026.02 = 7,310.91 : x
  2. Step 2: Convert to fraction form
    21,350.76/32,026.02 = 7,310.91/x
  3. Step 3: Cross multiply
    21,350.76x = 32,026.02 × 7,310.91
  4. Step 4: Simplify right side
    21,350.76x = 234,139,349.88
  5. Step 5: Solve for x
    x = 234,139,349.88/21,350.76
  6. Step 6: Final answer
    x = 10,966.32

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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.