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Finding the Fourth Proportional to 59,349.60, 89,010 and 19,896.48

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Solution

The fourth proportional to 59,349.60, 89,010 and 19,896.48 is: 29,839.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,349.60 : 89,010 = 19,896.48 : x
  2. Step 2: Convert to fraction form
    59,349.60/89,010 = 19,896.48/x
  3. Step 3: Cross multiply
    59,349.60x = 89,010 × 19,896.48
  4. Step 4: Simplify right side
    59,349.60x = 1,770,985,684.80
  5. Step 5: Solve for x
    x = 1,770,985,684.80/59,349.60
  6. Step 6: Final answer
    x = 29,839.89

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1.5x scale

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.