Home / 18,875.47-26,048.45-10,377.96

Finding the Fourth Proportional to 18,875.47, 26,048.45 and 10,377.96

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Solution

The fourth proportional to 18,875.47, 26,048.45 and 10,377.96 is: 14,321.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,875.47 : 26,048.45 = 10,377.96 : x
  2. Step 2: Convert to fraction form
    18,875.47/26,048.45 = 10,377.96/x
  3. Step 3: Cross multiply
    18,875.47x = 26,048.45 × 10,377.96
  4. Step 4: Simplify right side
    18,875.47x = 270,329,772.16
  5. Step 5: Solve for x
    x = 270,329,772.16/18,875.47
  6. Step 6: Final answer
    x = 14,321.75

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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.