Home / 28,249.74-42,358.21-10,710

Finding the Fourth Proportional to 28,249.74, 42,358.21 and 10,710

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Solution

The fourth proportional to 28,249.74, 42,358.21 and 10,710 is: 16,058.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,249.74 : 42,358.21 = 10,710 : x
  2. Step 2: Convert to fraction form
    28,249.74/42,358.21 = 10,710/x
  3. Step 3: Cross multiply
    28,249.74x = 42,358.21 × 10,710
  4. Step 4: Simplify right side
    28,249.74x = 453,656,402.33
  5. Step 5: Solve for x
    x = 453,656,402.33/28,249.74
  6. Step 6: Final answer
    x = 16,058.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.