Home / 35,266.38-48,669.42-21,127.42

Finding the Fourth Proportional to 35,266.38, 48,669.42 and 21,127.42

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Solution

The fourth proportional to 35,266.38, 48,669.42 and 21,127.42 is: 29,156.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,266.38 : 48,669.42 = 21,127.42 : x
  2. Step 2: Convert to fraction form
    35,266.38/48,669.42 = 21,127.42/x
  3. Step 3: Cross multiply
    35,266.38x = 48,669.42 × 21,127.42
  4. Step 4: Simplify right side
    35,266.38x = 1,028,259,277.50
  5. Step 5: Solve for x
    x = 1,028,259,277.50/35,266.38
  6. Step 6: Final answer
    x = 29,156.93

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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.