Home / 62,421.84-86,187.24-38,581.20

Finding the Fourth Proportional to 62,421.84, 86,187.24 and 38,581.20

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Solution

The fourth proportional to 62,421.84, 86,187.24 and 38,581.20 is: 53,269.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,421.84 : 86,187.24 = 38,581.20 : x
  2. Step 2: Convert to fraction form
    62,421.84/86,187.24 = 38,581.20/x
  3. Step 3: Cross multiply
    62,421.84x = 86,187.24 × 38,581.20
  4. Step 4: Simplify right side
    62,421.84x = 3,325,207,143.89
  5. Step 5: Solve for x
    x = 3,325,207,143.89/62,421.84
  6. Step 6: Final answer
    x = 53,269.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.