Home / 15,382.06-23,039.58-10,111.12

Finding the Fourth Proportional to 15,382.06, 23,039.58 and 10,111.12

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Solution

The fourth proportional to 15,382.06, 23,039.58 and 10,111.12 is: 15,144.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,382.06 : 23,039.58 = 10,111.12 : x
  2. Step 2: Convert to fraction form
    15,382.06/23,039.58 = 10,111.12/x
  3. Step 3: Cross multiply
    15,382.06x = 23,039.58 × 10,111.12
  4. Step 4: Simplify right side
    15,382.06x = 232,955,958.13
  5. Step 5: Solve for x
    x = 232,955,958.13/15,382.06
  6. Step 6: Final answer
    x = 15,144.65

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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.