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Finding the Fourth Proportional to 48,971.04, 67,580.08 and 26,615.04

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Solution

The fourth proportional to 48,971.04, 67,580.08 and 26,615.04 is: 36,728.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,971.04 : 67,580.08 = 26,615.04 : x
  2. Step 2: Convert to fraction form
    48,971.04/67,580.08 = 26,615.04/x
  3. Step 3: Cross multiply
    48,971.04x = 67,580.08 × 26,615.04
  4. Step 4: Simplify right side
    48,971.04x = 1,798,646,532.40
  5. Step 5: Solve for x
    x = 1,798,646,532.40/48,971.04
  6. Step 6: Final answer
    x = 36,728.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.