Home / 28,588.78-39,452.54-17,410.78

Finding the Fourth Proportional to 28,588.78, 39,452.54 and 17,410.78

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Solution

The fourth proportional to 28,588.78, 39,452.54 and 17,410.78 is: 24,026.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,588.78 : 39,452.54 = 17,410.78 : x
  2. Step 2: Convert to fraction form
    28,588.78/39,452.54 = 17,410.78/x
  3. Step 3: Cross multiply
    28,588.78x = 39,452.54 × 17,410.78
  4. Step 4: Simplify right side
    28,588.78x = 686,899,456.64
  5. Step 5: Solve for x
    x = 686,899,456.64/28,588.78
  6. Step 6: Final answer
    x = 24,026.89

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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.