Home / 62,705.36-86,535.60-34,411.28

Finding the Fourth Proportional to 62,705.36, 86,535.60 and 34,411.28

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Solution

The fourth proportional to 62,705.36, 86,535.60 and 34,411.28 is: 47,488.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,705.36 : 86,535.60 = 34,411.28 : x
  2. Step 2: Convert to fraction form
    62,705.36/86,535.60 = 34,411.28/x
  3. Step 3: Cross multiply
    62,705.36x = 86,535.60 × 34,411.28
  4. Step 4: Simplify right side
    62,705.36x = 2,977,800,761.57
  5. Step 5: Solve for x
    x = 2,977,800,761.57/62,705.36
  6. Step 6: Final answer
    x = 47,488.78

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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.