Home / 18,875.30-26,048.23-10,377.77

Finding the Fourth Proportional to 18,875.30, 26,048.23 and 10,377.77

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Solution

The fourth proportional to 18,875.30, 26,048.23 and 10,377.77 is: 14,321.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,875.30 : 26,048.23 = 10,377.77 : x
  2. Step 2: Convert to fraction form
    18,875.30/26,048.23 = 10,377.77/x
  3. Step 3: Cross multiply
    18,875.30x = 26,048.23 × 10,377.77
  4. Step 4: Simplify right side
    18,875.30x = 270,322,383.66
  5. Step 5: Solve for x
    x = 270,322,383.66/18,875.30
  6. Step 6: Final answer
    x = 14,321.49

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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.