Home / 15,784.68-23,677.02-5,396.52

Finding the Fourth Proportional to 15,784.68, 23,677.02 and 5,396.52

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Solution

The fourth proportional to 15,784.68, 23,677.02 and 5,396.52 is: 8,094.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,784.68 : 23,677.02 = 5,396.52 : x
  2. Step 2: Convert to fraction form
    15,784.68/23,677.02 = 5,396.52/x
  3. Step 3: Cross multiply
    15,784.68x = 23,677.02 × 5,396.52
  4. Step 4: Simplify right side
    15,784.68x = 127,773,511.97
  5. Step 5: Solve for x
    x = 127,773,511.97/15,784.68
  6. Step 6: Final answer
    x = 8,094.78

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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.