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Finding the Fourth Proportional to 35,808.67, 53,724.48 and 14,758.57

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Solution

The fourth proportional to 35,808.67, 53,724.48 and 14,758.57 is: 22,142.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,808.67 : 53,724.48 = 14,758.57 : x
  2. Step 2: Convert to fraction form
    35,808.67/53,724.48 = 14,758.57/x
  3. Step 3: Cross multiply
    35,808.67x = 53,724.48 × 14,758.57
  4. Step 4: Simplify right side
    35,808.67x = 792,896,498.79
  5. Step 5: Solve for x
    x = 792,896,498.79/35,808.67
  6. Step 6: Final answer
    x = 22,142.58

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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.