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Finding the Fourth Proportional to 27,483.84, 41,219.28 and 9,957.60

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Solution

The fourth proportional to 27,483.84, 41,219.28 and 9,957.60 is: 14,934.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,483.84 : 41,219.28 = 9,957.60 : x
  2. Step 2: Convert to fraction form
    27,483.84/41,219.28 = 9,957.60/x
  3. Step 3: Cross multiply
    27,483.84x = 41,219.28 × 9,957.60
  4. Step 4: Simplify right side
    27,483.84x = 410,445,102.53
  5. Step 5: Solve for x
    x = 410,445,102.53/27,483.84
  6. Step 6: Final answer
    x = 14,934.05

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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.