Home / 18,690.06-25,795.35-10,732.62

Finding the Fourth Proportional to 18,690.06, 25,795.35 and 10,732.62

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Solution

The fourth proportional to 18,690.06, 25,795.35 and 10,732.62 is: 14,812.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,690.06 : 25,795.35 = 10,732.62 : x
  2. Step 2: Convert to fraction form
    18,690.06/25,795.35 = 10,732.62/x
  3. Step 3: Cross multiply
    18,690.06x = 25,795.35 × 10,732.62
  4. Step 4: Simplify right side
    18,690.06x = 276,851,689.32
  5. Step 5: Solve for x
    x = 276,851,689.32/18,690.06
  6. Step 6: Final answer
    x = 14,812.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.