Home / 18,875.27-26,048.39-10,377.75

Finding the Fourth Proportional to 18,875.27, 26,048.39 and 10,377.75

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Solution

The fourth proportional to 18,875.27, 26,048.39 and 10,377.75 is: 14,321.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,875.27 : 26,048.39 = 10,377.75 : x
  2. Step 2: Convert to fraction form
    18,875.27/26,048.39 = 10,377.75/x
  3. Step 3: Cross multiply
    18,875.27x = 26,048.39 × 10,377.75
  4. Step 4: Simplify right side
    18,875.27x = 270,323,725.12
  5. Step 5: Solve for x
    x = 270,323,725.12/18,875.27
  6. Step 6: Final answer
    x = 14,321.58

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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.