Home / 38,074.17-52,540.66-21,077.22

Finding the Fourth Proportional to 38,074.17, 52,540.66 and 21,077.22

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Solution

The fourth proportional to 38,074.17, 52,540.66 and 21,077.22 is: 29,085.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,074.17 : 52,540.66 = 21,077.22 : x
  2. Step 2: Convert to fraction form
    38,074.17/52,540.66 = 21,077.22/x
  3. Step 3: Cross multiply
    38,074.17x = 52,540.66 × 21,077.22
  4. Step 4: Simplify right side
    38,074.17x = 1,107,411,273.14
  5. Step 5: Solve for x
    x = 1,107,411,273.14/38,074.17
  6. Step 6: Final answer
    x = 29,085.63

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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.