Home / 41,208.74-61,792.66-13,125.12

Finding the Fourth Proportional to 41,208.74, 61,792.66 and 13,125.12

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Solution

The fourth proportional to 41,208.74, 61,792.66 and 13,125.12 is: 19,681.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,208.74 : 61,792.66 = 13,125.12 : x
  2. Step 2: Convert to fraction form
    41,208.74/61,792.66 = 13,125.12/x
  3. Step 3: Cross multiply
    41,208.74x = 61,792.66 × 13,125.12
  4. Step 4: Simplify right side
    41,208.74x = 811,036,077.62
  5. Step 5: Solve for x
    x = 811,036,077.62/41,208.74
  6. Step 6: Final answer
    x = 19,681.17

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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.