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Finding the Fourth Proportional to 39,747.03, 59,620.55 and 17,583

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Solution

The fourth proportional to 39,747.03, 59,620.55 and 17,583 is: 26,374.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,747.03 : 59,620.55 = 17,583 : x
  2. Step 2: Convert to fraction form
    39,747.03/59,620.55 = 17,583/x
  3. Step 3: Cross multiply
    39,747.03x = 59,620.55 × 17,583
  4. Step 4: Simplify right side
    39,747.03x = 1,048,308,042.74
  5. Step 5: Solve for x
    x = 1,048,308,042.74/39,747.03
  6. Step 6: Final answer
    x = 26,374.50

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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.