Home / 38,080.49-57,086.40-18,077.63

Finding the Fourth Proportional to 38,080.49, 57,086.40 and 18,077.63

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Solution

The fourth proportional to 38,080.49, 57,086.40 and 18,077.63 is: 27,100.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,080.49 : 57,086.40 = 18,077.63 : x
  2. Step 2: Convert to fraction form
    38,080.49/57,086.40 = 18,077.63/x
  3. Step 3: Cross multiply
    38,080.49x = 57,086.40 × 18,077.63
  4. Step 4: Simplify right side
    38,080.49x = 1,031,986,817.23
  5. Step 5: Solve for x
    x = 1,031,986,817.23/38,080.49
  6. Step 6: Final answer
    x = 27,100.15

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1.5x scale

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.