Home / 18,875.48-26,048.78-10,377.95

Finding the Fourth Proportional to 18,875.48, 26,048.78 and 10,377.95

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Solution

The fourth proportional to 18,875.48, 26,048.78 and 10,377.95 is: 14,321.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,875.48 : 26,048.78 = 10,377.95 : x
  2. Step 2: Convert to fraction form
    18,875.48/26,048.78 = 10,377.95/x
  3. Step 3: Cross multiply
    18,875.48x = 26,048.78 × 10,377.95
  4. Step 4: Simplify right side
    18,875.48x = 270,332,754.27
  5. Step 5: Solve for x
    x = 270,332,754.27/18,875.48
  6. Step 6: Final answer
    x = 14,321.90

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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.