Home / 18,875.59-26,048.33-10,377.86

Finding the Fourth Proportional to 18,875.59, 26,048.33 and 10,377.86

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Solution

The fourth proportional to 18,875.59, 26,048.33 and 10,377.86 is: 14,321.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,875.59 : 26,048.33 = 10,377.86 : x
  2. Step 2: Convert to fraction form
    18,875.59/26,048.33 = 10,377.86/x
  3. Step 3: Cross multiply
    18,875.59x = 26,048.33 × 10,377.86
  4. Step 4: Simplify right side
    18,875.59x = 270,325,739.84
  5. Step 5: Solve for x
    x = 270,325,739.84/18,875.59
  6. Step 6: Final answer
    x = 14,321.45

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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.