Home / 41,726.84-62,590.38-12,145.40

Finding the Fourth Proportional to 41,726.84, 62,590.38 and 12,145.40

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Solution

The fourth proportional to 41,726.84, 62,590.38 and 12,145.40 is: 18,218.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,726.84 : 62,590.38 = 12,145.40 : x
  2. Step 2: Convert to fraction form
    41,726.84/62,590.38 = 12,145.40/x
  3. Step 3: Cross multiply
    41,726.84x = 62,590.38 × 12,145.40
  4. Step 4: Simplify right side
    41,726.84x = 760,184,888.30
  5. Step 5: Solve for x
    x = 760,184,888.30/41,726.84
  6. Step 6: Final answer
    x = 18,218.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.