Home / 38,985.05-58,482.14-13,676.82

Finding the Fourth Proportional to 38,985.05, 58,482.14 and 13,676.82

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Solution

The fourth proportional to 38,985.05, 58,482.14 and 13,676.82 is: 20,516.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,985.05 : 58,482.14 = 13,676.82 : x
  2. Step 2: Convert to fraction form
    38,985.05/58,482.14 = 13,676.82/x
  3. Step 3: Cross multiply
    38,985.05x = 58,482.14 × 13,676.82
  4. Step 4: Simplify right side
    38,985.05x = 799,849,882.39
  5. Step 5: Solve for x
    x = 799,849,882.39/38,985.05
  6. Step 6: Final answer
    x = 20,516.84

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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.