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Finding the Fourth Proportional to 27,254.70, 40,883.40 and 14,132.70

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Solution

The fourth proportional to 27,254.70, 40,883.40 and 14,132.70 is: 21,199.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,254.70 : 40,883.40 = 14,132.70 : x
  2. Step 2: Convert to fraction form
    27,254.70/40,883.40 = 14,132.70/x
  3. Step 3: Cross multiply
    27,254.70x = 40,883.40 × 14,132.70
  4. Step 4: Simplify right side
    27,254.70x = 577,792,827.18
  5. Step 5: Solve for x
    x = 577,792,827.18/27,254.70
  6. Step 6: Final answer
    x = 21,199.75

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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.