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Finding the Fourth Proportional to 48,734.34, 67,253.49 and 26,378.34

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Solution

The fourth proportional to 48,734.34, 67,253.49 and 26,378.34 is: 36,402.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,734.34 : 67,253.49 = 26,378.34 : x
  2. Step 2: Convert to fraction form
    48,734.34/67,253.49 = 26,378.34/x
  3. Step 3: Cross multiply
    48,734.34x = 67,253.49 × 26,378.34
  4. Step 4: Simplify right side
    48,734.34x = 1,774,035,425.41
  5. Step 5: Solve for x
    x = 1,774,035,425.41/48,734.34
  6. Step 6: Final answer
    x = 36,402.16

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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.