Home / 18,277.11-25,221.98-10,319.13

Finding the Fourth Proportional to 18,277.11, 25,221.98 and 10,319.13

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Solution

The fourth proportional to 18,277.11, 25,221.98 and 10,319.13 is: 14,240.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,277.11 : 25,221.98 = 10,319.13 : x
  2. Step 2: Convert to fraction form
    18,277.11/25,221.98 = 10,319.13/x
  3. Step 3: Cross multiply
    18,277.11x = 25,221.98 × 10,319.13
  4. Step 4: Simplify right side
    18,277.11x = 260,268,916.28
  5. Step 5: Solve for x
    x = 260,268,916.28/18,277.11
  6. Step 6: Final answer
    x = 14,240.16

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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.