Home / 35,237.88-48,627.54-21,805.56

Finding the Fourth Proportional to 35,237.88, 48,627.54 and 21,805.56

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Solution

The fourth proportional to 35,237.88, 48,627.54 and 21,805.56 is: 30,091.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,237.88 : 48,627.54 = 21,805.56 : x
  2. Step 2: Convert to fraction form
    35,237.88/48,627.54 = 21,805.56/x
  3. Step 3: Cross multiply
    35,237.88x = 48,627.54 × 21,805.56
  4. Step 4: Simplify right side
    35,237.88x = 1,060,350,741.12
  5. Step 5: Solve for x
    x = 1,060,350,741.12/35,237.88
  6. Step 6: Final answer
    x = 30,091.22

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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.