Home / 48,653.06-67,138.47-27,431.06

Finding the Fourth Proportional to 48,653.06, 67,138.47 and 27,431.06

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Solution

The fourth proportional to 48,653.06, 67,138.47 and 27,431.06 is: 37,853.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,653.06 : 67,138.47 = 27,431.06 : x
  2. Step 2: Convert to fraction form
    48,653.06/67,138.47 = 27,431.06/x
  3. Step 3: Cross multiply
    48,653.06x = 67,138.47 × 27,431.06
  4. Step 4: Simplify right side
    48,653.06x = 1,841,679,063.19
  5. Step 5: Solve for x
    x = 1,841,679,063.19/48,653.06
  6. Step 6: Final answer
    x = 37,853.31

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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.