Home / 15,705.60-23,557.62-15,151.92

Finding the Fourth Proportional to 15,705.60, 23,557.62 and 15,151.92

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Solution

The fourth proportional to 15,705.60, 23,557.62 and 15,151.92 is: 22,727.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,705.60 : 23,557.62 = 15,151.92 : x
  2. Step 2: Convert to fraction form
    15,705.60/23,557.62 = 15,151.92/x
  3. Step 3: Cross multiply
    15,705.60x = 23,557.62 × 15,151.92
  4. Step 4: Simplify right side
    15,705.60x = 356,943,173.63
  5. Step 5: Solve for x
    x = 356,943,173.63/15,705.60
  6. Step 6: Final answer
    x = 22,727.13

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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.