Home / 15,960.07-23,943.75-7,642.18

Finding the Fourth Proportional to 15,960.07, 23,943.75 and 7,642.18

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Solution

The fourth proportional to 15,960.07, 23,943.75 and 7,642.18 is: 11,465.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960.07 : 23,943.75 = 7,642.18 : x
  2. Step 2: Convert to fraction form
    15,960.07/23,943.75 = 7,642.18/x
  3. Step 3: Cross multiply
    15,960.07x = 23,943.75 × 7,642.18
  4. Step 4: Simplify right side
    15,960.07x = 182,982,447.38
  5. Step 5: Solve for x
    x = 182,982,447.38/15,960.07
  6. Step 6: Final answer
    x = 11,465.02

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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.