Home / 26,935.34-40,397.82-15,829.05

Finding the Fourth Proportional to 26,935.34, 40,397.82 and 15,829.05

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Solution

The fourth proportional to 26,935.34, 40,397.82 and 15,829.05 is: 23,740.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,935.34 : 40,397.82 = 15,829.05 : x
  2. Step 2: Convert to fraction form
    26,935.34/40,397.82 = 15,829.05/x
  3. Step 3: Cross multiply
    26,935.34x = 40,397.82 × 15,829.05
  4. Step 4: Simplify right side
    26,935.34x = 639,459,239.15
  5. Step 5: Solve for x
    x = 639,459,239.15/26,935.34
  6. Step 6: Final answer
    x = 23,740.53

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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.