Home / 62,535.65-86,312.59-39,869.42

Finding the Fourth Proportional to 62,535.65, 86,312.59 and 39,869.42

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Solution

The fourth proportional to 62,535.65, 86,312.59 and 39,869.42 is: 55,028.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,535.65 : 86,312.59 = 39,869.42 : x
  2. Step 2: Convert to fraction form
    62,535.65/86,312.59 = 39,869.42/x
  3. Step 3: Cross multiply
    62,535.65x = 86,312.59 × 39,869.42
  4. Step 4: Simplify right side
    62,535.65x = 3,441,232,370.76
  5. Step 5: Solve for x
    x = 3,441,232,370.76/62,535.65
  6. Step 6: Final answer
    x = 55,028.33

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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.