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Finding the Fourth Proportional to 35,276.40, 52,918.92 and 15,559.92

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Solution

The fourth proportional to 35,276.40, 52,918.92 and 15,559.92 is: 23,341.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,276.40 : 52,918.92 = 15,559.92 : x
  2. Step 2: Convert to fraction form
    35,276.40/52,918.92 = 15,559.92/x
  3. Step 3: Cross multiply
    35,276.40x = 52,918.92 × 15,559.92
  4. Step 4: Simplify right side
    35,276.40x = 823,414,161.69
  5. Step 5: Solve for x
    x = 823,414,161.69/35,276.40
  6. Step 6: Final answer
    x = 23,341.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.