Home / 18,460.35-25,475.22-11,386.74

Finding the Fourth Proportional to 18,460.35, 25,475.22 and 11,386.74

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Solution

The fourth proportional to 18,460.35, 25,475.22 and 11,386.74 is: 15,713.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,460.35 : 25,475.22 = 11,386.74 : x
  2. Step 2: Convert to fraction form
    18,460.35/25,475.22 = 11,386.74/x
  3. Step 3: Cross multiply
    18,460.35x = 25,475.22 × 11,386.74
  4. Step 4: Simplify right side
    18,460.35x = 290,079,706.58
  5. Step 5: Solve for x
    x = 290,079,706.58/18,460.35
  6. Step 6: Final answer
    x = 15,713.66

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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.