Home / 30,437.12-42,014.94-27,244.78

Finding the Fourth Proportional to 30,437.12, 42,014.94 and 27,244.78

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Solution

The fourth proportional to 30,437.12, 42,014.94 and 27,244.78 is: 37,608.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,437.12 : 42,014.94 = 27,244.78 : x
  2. Step 2: Convert to fraction form
    30,437.12/42,014.94 = 27,244.78/x
  3. Step 3: Cross multiply
    30,437.12x = 42,014.94 × 27,244.78
  4. Step 4: Simplify right side
    30,437.12x = 1,144,687,797.01
  5. Step 5: Solve for x
    x = 1,144,687,797.01/30,437.12
  6. Step 6: Final answer
    x = 37,608.28

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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.