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Finding the Fourth Proportional to 39,608, 59,412.12 and 14,984

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Solution

The fourth proportional to 39,608, 59,412.12 and 14,984 is: 22,476.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,608 : 59,412.12 = 14,984 : x
  2. Step 2: Convert to fraction form
    39,608/59,412.12 = 14,984/x
  3. Step 3: Cross multiply
    39,608x = 59,412.12 × 14,984
  4. Step 4: Simplify right side
    39,608x = 890,231,206.08
  5. Step 5: Solve for x
    x = 890,231,206.08/39,608
  6. Step 6: Final answer
    x = 22,476.05

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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.