Home / 18,832.69-25,988.87-10,874.74

Finding the Fourth Proportional to 18,832.69, 25,988.87 and 10,874.74

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Solution

The fourth proportional to 18,832.69, 25,988.87 and 10,874.74 is: 15,007.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832.69 : 25,988.87 = 10,874.74 : x
  2. Step 2: Convert to fraction form
    18,832.69/25,988.87 = 10,874.74/x
  3. Step 3: Cross multiply
    18,832.69x = 25,988.87 × 10,874.74
  4. Step 4: Simplify right side
    18,832.69x = 282,622,074.20
  5. Step 5: Solve for x
    x = 282,622,074.20/18,832.69
  6. Step 6: Final answer
    x = 15,007.00

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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.