Home / 60,666.26-91,012.36-21,224.66

Finding the Fourth Proportional to 60,666.26, 91,012.36 and 21,224.66

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Solution

The fourth proportional to 60,666.26, 91,012.36 and 21,224.66 is: 31,841.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,666.26 : 91,012.36 = 21,224.66 : x
  2. Step 2: Convert to fraction form
    60,666.26/91,012.36 = 21,224.66/x
  3. Step 3: Cross multiply
    60,666.26x = 91,012.36 × 21,224.66
  4. Step 4: Simplify right side
    60,666.26x = 1,931,706,396.80
  5. Step 5: Solve for x
    x = 1,931,706,396.80/60,666.26
  6. Step 6: Final answer
    x = 31,841.53

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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.