Home / 13,095.41-18,072.63-7,431.13

Finding the Fourth Proportional to 13,095.41, 18,072.63 and 7,431.13

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Solution

The fourth proportional to 13,095.41, 18,072.63 and 7,431.13 is: 10,255.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,095.41 : 18,072.63 = 7,431.13 : x
  2. Step 2: Convert to fraction form
    13,095.41/18,072.63 = 7,431.13/x
  3. Step 3: Cross multiply
    13,095.41x = 18,072.63 × 7,431.13
  4. Step 4: Simplify right side
    13,095.41x = 134,300,062.97
  5. Step 5: Solve for x
    x = 134,300,062.97/13,095.41
  6. Step 6: Final answer
    x = 10,255.51

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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.