Home / 23,220.75-32,045.85-13,661.13

Finding the Fourth Proportional to 23,220.75, 32,045.85 and 13,661.13

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Solution

The fourth proportional to 23,220.75, 32,045.85 and 13,661.13 is: 18,853.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,220.75 : 32,045.85 = 13,661.13 : x
  2. Step 2: Convert to fraction form
    23,220.75/32,045.85 = 13,661.13/x
  3. Step 3: Cross multiply
    23,220.75x = 32,045.85 × 13,661.13
  4. Step 4: Simplify right side
    23,220.75x = 437,782,522.81
  5. Step 5: Solve for x
    x = 437,782,522.81/23,220.75
  6. Step 6: Final answer
    x = 18,853.07

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Half scale
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Double scale
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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.