Home / 35,775.09-49,374.17-21,627.90

Finding the Fourth Proportional to 35,775.09, 49,374.17 and 21,627.90

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Solution

The fourth proportional to 35,775.09, 49,374.17 and 21,627.90 is: 29,849.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,775.09 : 49,374.17 = 21,627.90 : x
  2. Step 2: Convert to fraction form
    35,775.09/49,374.17 = 21,627.90/x
  3. Step 3: Cross multiply
    35,775.09x = 49,374.17 × 21,627.90
  4. Step 4: Simplify right side
    35,775.09x = 1,067,859,611.34
  5. Step 5: Solve for x
    x = 1,067,859,611.34/35,775.09
  6. Step 6: Final answer
    x = 29,849.25

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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.