Home / 28,352.43-42,529.19-7,575.75

Finding the Fourth Proportional to 28,352.43, 42,529.19 and 7,575.75

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Solution

The fourth proportional to 28,352.43, 42,529.19 and 7,575.75 is: 11,363.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,352.43 : 42,529.19 = 7,575.75 : x
  2. Step 2: Convert to fraction form
    28,352.43/42,529.19 = 7,575.75/x
  3. Step 3: Cross multiply
    28,352.43x = 42,529.19 × 7,575.75
  4. Step 4: Simplify right side
    28,352.43x = 322,190,473.26
  5. Step 5: Solve for x
    x = 322,190,473.26/28,352.43
  6. Step 6: Final answer
    x = 11,363.77

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1.5x scale

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.