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Finding the Fourth Proportional to 48,627.84, 72,941.78 and 15,351.27

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Solution

The fourth proportional to 48,627.84, 72,941.78 and 15,351.27 is: 23,026.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,627.84 : 72,941.78 = 15,351.27 : x
  2. Step 2: Convert to fraction form
    48,627.84/72,941.78 = 15,351.27/x
  3. Step 3: Cross multiply
    48,627.84x = 72,941.78 × 15,351.27
  4. Step 4: Simplify right side
    48,627.84x = 1,119,748,959.06
  5. Step 5: Solve for x
    x = 1,119,748,959.06/48,627.84
  6. Step 6: Final answer
    x = 23,026.91

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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.