Home / 23,220.60-32,045.07-13,661.19

Finding the Fourth Proportional to 23,220.60, 32,045.07 and 13,661.19

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Solution

The fourth proportional to 23,220.60, 32,045.07 and 13,661.19 is: 18,852.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,220.60 : 32,045.07 = 13,661.19 : x
  2. Step 2: Convert to fraction form
    23,220.60/32,045.07 = 13,661.19/x
  3. Step 3: Cross multiply
    23,220.60x = 32,045.07 × 13,661.19
  4. Step 4: Simplify right side
    23,220.60x = 437,773,789.83
  5. Step 5: Solve for x
    x = 437,773,789.83/23,220.60
  6. Step 6: Final answer
    x = 18,852.82

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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.