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Finding the Fourth Proportional to 35,314.71, 48,734.66 and 19,182.18

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Solution

The fourth proportional to 35,314.71, 48,734.66 and 19,182.18 is: 26,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,314.71 : 48,734.66 = 19,182.18 : x
  2. Step 2: Convert to fraction form
    35,314.71/48,734.66 = 19,182.18/x
  3. Step 3: Cross multiply
    35,314.71x = 48,734.66 × 19,182.18
  4. Step 4: Simplify right side
    35,314.71x = 934,836,924.45
  5. Step 5: Solve for x
    x = 934,836,924.45/35,314.71
  6. Step 6: Final answer
    x = 26,471.60

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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.