Home / 28,781.81-43,202.16-23,768.22

Finding the Fourth Proportional to 28,781.81, 43,202.16 and 23,768.22

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Solution

The fourth proportional to 28,781.81, 43,202.16 and 23,768.22 is: 35,676.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,781.81 : 43,202.16 = 23,768.22 : x
  2. Step 2: Convert to fraction form
    28,781.81/43,202.16 = 23,768.22/x
  3. Step 3: Cross multiply
    28,781.81x = 43,202.16 × 23,768.22
  4. Step 4: Simplify right side
    28,781.81x = 1,026,838,443.36
  5. Step 5: Solve for x
    x = 1,026,838,443.36/28,781.81
  6. Step 6: Final answer
    x = 35,676.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.