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Finding the Fourth Proportional to 34,657.48, 47,827.38 and 19,753.48

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Solution

The fourth proportional to 34,657.48, 47,827.38 and 19,753.48 is: 27,259.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,657.48 : 47,827.38 = 19,753.48 : x
  2. Step 2: Convert to fraction form
    34,657.48/47,827.38 = 19,753.48/x
  3. Step 3: Cross multiply
    34,657.48x = 47,827.38 × 19,753.48
  4. Step 4: Simplify right side
    34,657.48x = 944,757,194.28
  5. Step 5: Solve for x
    x = 944,757,194.28/34,657.48
  6. Step 6: Final answer
    x = 27,259.84

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1.5x scale

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.