Home / 62,821.28-86,692.35-34,526.36

Finding the Fourth Proportional to 62,821.28, 86,692.35 and 34,526.36

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Solution

The fourth proportional to 62,821.28, 86,692.35 and 34,526.36 is: 47,645.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,821.28 : 86,692.35 = 34,526.36 : x
  2. Step 2: Convert to fraction form
    62,821.28/86,692.35 = 34,526.36/x
  3. Step 3: Cross multiply
    62,821.28x = 86,692.35 × 34,526.36
  4. Step 4: Simplify right side
    62,821.28x = 2,993,170,981.36
  5. Step 5: Solve for x
    x = 2,993,170,981.36/62,821.28
  6. Step 6: Final answer
    x = 47,645.82

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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.