Home / 48,638.35-67,110.71-29,528.18

Finding the Fourth Proportional to 48,638.35, 67,110.71 and 29,528.18

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Solution

The fourth proportional to 48,638.35, 67,110.71 and 29,528.18 is: 40,742.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,638.35 : 67,110.71 = 29,528.18 : x
  2. Step 2: Convert to fraction form
    48,638.35/67,110.71 = 29,528.18/x
  3. Step 3: Cross multiply
    48,638.35x = 67,110.71 × 29,528.18
  4. Step 4: Simplify right side
    48,638.35x = 1,981,657,467.07
  5. Step 5: Solve for x
    x = 1,981,657,467.07/48,638.35
  6. Step 6: Final answer
    x = 40,742.70

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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.