Home / 38,280.91-52,842.09-22,370.53

Finding the Fourth Proportional to 38,280.91, 52,842.09 and 22,370.53

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Solution

The fourth proportional to 38,280.91, 52,842.09 and 22,370.53 is: 30,879.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,280.91 : 52,842.09 = 22,370.53 : x
  2. Step 2: Convert to fraction form
    38,280.91/52,842.09 = 22,370.53/x
  3. Step 3: Cross multiply
    38,280.91x = 52,842.09 × 22,370.53
  4. Step 4: Simplify right side
    38,280.91x = 1,182,105,559.61
  5. Step 5: Solve for x
    x = 1,182,105,559.61/38,280.91
  6. Step 6: Final answer
    x = 30,879.77

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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.