Home / 62,728.96-86,565.12-35,875.84

Finding the Fourth Proportional to 62,728.96, 86,565.12 and 35,875.84

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Solution

The fourth proportional to 62,728.96, 86,565.12 and 35,875.84 is: 49,508.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,728.96 : 86,565.12 = 35,875.84 : x
  2. Step 2: Convert to fraction form
    62,728.96/86,565.12 = 35,875.84/x
  3. Step 3: Cross multiply
    62,728.96x = 86,565.12 × 35,875.84
  4. Step 4: Simplify right side
    62,728.96x = 3,105,596,394.70
  5. Step 5: Solve for x
    x = 3,105,596,394.70/62,728.96
  6. Step 6: Final answer
    x = 49,508.18

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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.