Home / 23,377.60-32,261.60-12,767.68

Finding the Fourth Proportional to 23,377.60, 32,261.60 and 12,767.68

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Solution

The fourth proportional to 23,377.60, 32,261.60 and 12,767.68 is: 17,619.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,377.60 : 32,261.60 = 12,767.68 : x
  2. Step 2: Convert to fraction form
    23,377.60/32,261.60 = 12,767.68/x
  3. Step 3: Cross multiply
    23,377.60x = 32,261.60 × 12,767.68
  4. Step 4: Simplify right side
    23,377.60x = 411,905,785.09
  5. Step 5: Solve for x
    x = 411,905,785.09/23,377.60
  6. Step 6: Final answer
    x = 17,619.68

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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.