Home / 42,676.84-63,588.47-38,020.96

Finding the Fourth Proportional to 42,676.84, 63,588.47 and 38,020.96

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Solution

The fourth proportional to 42,676.84, 63,588.47 and 38,020.96 is: 56,651.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,676.84 : 63,588.47 = 38,020.96 : x
  2. Step 2: Convert to fraction form
    42,676.84/63,588.47 = 38,020.96/x
  3. Step 3: Cross multiply
    42,676.84x = 63,588.47 × 38,020.96
  4. Step 4: Simplify right side
    42,676.84x = 2,417,694,674.33
  5. Step 5: Solve for x
    x = 2,417,694,674.33/42,676.84
  6. Step 6: Final answer
    x = 56,651.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.