Home / 48,139.04-66,434.78-26,918.46

Finding the Fourth Proportional to 48,139.04, 66,434.78 and 26,918.46

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Solution

The fourth proportional to 48,139.04, 66,434.78 and 26,918.46 is: 37,149.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,139.04 : 66,434.78 = 26,918.46 : x
  2. Step 2: Convert to fraction form
    48,139.04/66,434.78 = 26,918.46/x
  3. Step 3: Cross multiply
    48,139.04x = 66,434.78 × 26,918.46
  4. Step 4: Simplify right side
    48,139.04x = 1,788,322,035.33
  5. Step 5: Solve for x
    x = 1,788,322,035.33/48,139.04
  6. Step 6: Final answer
    x = 37,149.10

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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.