Home / 26,118.30-36,042.89-14,787.51

Finding the Fourth Proportional to 26,118.30, 36,042.89 and 14,787.51

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Solution

The fourth proportional to 26,118.30, 36,042.89 and 14,787.51 is: 20,406.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,118.30 : 36,042.89 = 14,787.51 : x
  2. Step 2: Convert to fraction form
    26,118.30/36,042.89 = 14,787.51/x
  3. Step 3: Cross multiply
    26,118.30x = 36,042.89 × 14,787.51
  4. Step 4: Simplify right side
    26,118.30x = 532,984,379.12
  5. Step 5: Solve for x
    x = 532,984,379.12/26,118.30
  6. Step 6: Final answer
    x = 20,406.55

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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.