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Finding the Fourth Proportional to 35,482.98, 53,237.02 and 15,759.74

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Solution

The fourth proportional to 35,482.98, 53,237.02 and 15,759.74 is: 23,645.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,482.98 : 53,237.02 = 15,759.74 : x
  2. Step 2: Convert to fraction form
    35,482.98/53,237.02 = 15,759.74/x
  3. Step 3: Cross multiply
    35,482.98x = 53,237.02 × 15,759.74
  4. Step 4: Simplify right side
    35,482.98x = 839,001,593.57
  5. Step 5: Solve for x
    x = 839,001,593.57/35,482.98
  6. Step 6: Final answer
    x = 23,645.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.