Home / 35,269.60-48,668.34-20,166.16

Finding the Fourth Proportional to 35,269.60, 48,668.34 and 20,166.16

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Solution

The fourth proportional to 35,269.60, 48,668.34 and 20,166.16 is: 27,827.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,269.60 : 48,668.34 = 20,166.16 : x
  2. Step 2: Convert to fraction form
    35,269.60/48,668.34 = 20,166.16/x
  3. Step 3: Cross multiply
    35,269.60x = 48,668.34 × 20,166.16
  4. Step 4: Simplify right side
    35,269.60x = 981,453,531.37
  5. Step 5: Solve for x
    x = 981,453,531.37/35,269.60
  6. Step 6: Final answer
    x = 27,827.18

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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.