Home / 47,270.84-70,918.56-17,691

Finding the Fourth Proportional to 47,270.84, 70,918.56 and 17,691

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Solution

The fourth proportional to 47,270.84, 70,918.56 and 17,691 is: 26,541.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,270.84 : 70,918.56 = 17,691 : x
  2. Step 2: Convert to fraction form
    47,270.84/70,918.56 = 17,691/x
  3. Step 3: Cross multiply
    47,270.84x = 70,918.56 × 17,691
  4. Step 4: Simplify right side
    47,270.84x = 1,254,620,244.96
  5. Step 5: Solve for x
    x = 1,254,620,244.96/47,270.84
  6. Step 6: Final answer
    x = 26,541.10

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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.