Home / 18,746.33-25,869.26-12,454.25

Finding the Fourth Proportional to 18,746.33, 25,869.26 and 12,454.25

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Solution

The fourth proportional to 18,746.33, 25,869.26 and 12,454.25 is: 17,186.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,746.33 : 25,869.26 = 12,454.25 : x
  2. Step 2: Convert to fraction form
    18,746.33/25,869.26 = 12,454.25/x
  3. Step 3: Cross multiply
    18,746.33x = 25,869.26 × 12,454.25
  4. Step 4: Simplify right side
    18,746.33x = 322,182,169.08
  5. Step 5: Solve for x
    x = 322,182,169.08/18,746.33
  6. Step 6: Final answer
    x = 17,186.41

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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.