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Finding the Fourth Proportional to 35,169.76, 48,543 and 23,858.20

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Solution

The fourth proportional to 35,169.76, 48,543 and 23,858.20 is: 32,930.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,169.76 : 48,543 = 23,858.20 : x
  2. Step 2: Convert to fraction form
    35,169.76/48,543 = 23,858.20/x
  3. Step 3: Cross multiply
    35,169.76x = 48,543 × 23,858.20
  4. Step 4: Simplify right side
    35,169.76x = 1,158,148,602.60
  5. Step 5: Solve for x
    x = 1,158,148,602.60/35,169.76
  6. Step 6: Final answer
    x = 32,930.24

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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.