Home / 42,045.82-63,037.14-19,846.56

Finding the Fourth Proportional to 42,045.82, 63,037.14 and 19,846.56

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Solution

The fourth proportional to 42,045.82, 63,037.14 and 19,846.56 is: 29,754.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,045.82 : 63,037.14 = 19,846.56 : x
  2. Step 2: Convert to fraction form
    42,045.82/63,037.14 = 19,846.56/x
  3. Step 3: Cross multiply
    42,045.82x = 63,037.14 × 19,846.56
  4. Step 4: Simplify right side
    42,045.82x = 1,251,070,381.24
  5. Step 5: Solve for x
    x = 1,251,070,381.24/42,045.82
  6. Step 6: Final answer
    x = 29,754.93

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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.