Home / 34,753.12-47,959.56-18,837.68

Finding the Fourth Proportional to 34,753.12, 47,959.56 and 18,837.68

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Solution

The fourth proportional to 34,753.12, 47,959.56 and 18,837.68 is: 25,996.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,753.12 : 47,959.56 = 18,837.68 : x
  2. Step 2: Convert to fraction form
    34,753.12/47,959.56 = 18,837.68/x
  3. Step 3: Cross multiply
    34,753.12x = 47,959.56 × 18,837.68
  4. Step 4: Simplify right side
    34,753.12x = 903,446,844.22
  5. Step 5: Solve for x
    x = 903,446,844.22/34,753.12
  6. Step 6: Final answer
    x = 25,996.14

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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.