Home / 40,060.48-55,285.19-22,155.49

Finding the Fourth Proportional to 40,060.48, 55,285.19 and 22,155.49

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Solution

The fourth proportional to 40,060.48, 55,285.19 and 22,155.49 is: 30,575.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,060.48 : 55,285.19 = 22,155.49 : x
  2. Step 2: Convert to fraction form
    40,060.48/55,285.19 = 22,155.49/x
  3. Step 3: Cross multiply
    40,060.48x = 55,285.19 × 22,155.49
  4. Step 4: Simplify right side
    40,060.48x = 1,224,870,474.19
  5. Step 5: Solve for x
    x = 1,224,870,474.19/40,060.48
  6. Step 6: Final answer
    x = 30,575.53

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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.