Home / 44,110.23-66,128.15-19,131.47

Finding the Fourth Proportional to 44,110.23, 66,128.15 and 19,131.47

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Solution

The fourth proportional to 44,110.23, 66,128.15 and 19,131.47 is: 28,681.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,110.23 : 66,128.15 = 19,131.47 : x
  2. Step 2: Convert to fraction form
    44,110.23/66,128.15 = 19,131.47/x
  3. Step 3: Cross multiply
    44,110.23x = 66,128.15 × 19,131.47
  4. Step 4: Simplify right side
    44,110.23x = 1,265,128,802.95
  5. Step 5: Solve for x
    x = 1,265,128,802.95/44,110.23
  6. Step 6: Final answer
    x = 28,681.07

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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.