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Finding the Fourth Proportional to 15,593.80, 23,398.80 and 6,829.60

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Solution

The fourth proportional to 15,593.80, 23,398.80 and 6,829.60 is: 10,247.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,593.80 : 23,398.80 = 6,829.60 : x
  2. Step 2: Convert to fraction form
    15,593.80/23,398.80 = 6,829.60/x
  3. Step 3: Cross multiply
    15,593.80x = 23,398.80 × 6,829.60
  4. Step 4: Simplify right side
    15,593.80x = 159,804,444.48
  5. Step 5: Solve for x
    x = 159,804,444.48/15,593.80
  6. Step 6: Final answer
    x = 10,247.95

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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.