Home / 65,635.17-90,574.43-36,956.31

Finding the Fourth Proportional to 65,635.17, 90,574.43 and 36,956.31

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Solution

The fourth proportional to 65,635.17, 90,574.43 and 36,956.31 is: 50,998.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,635.17 : 90,574.43 = 36,956.31 : x
  2. Step 2: Convert to fraction form
    65,635.17/90,574.43 = 36,956.31/x
  3. Step 3: Cross multiply
    65,635.17x = 90,574.43 × 36,956.31
  4. Step 4: Simplify right side
    65,635.17x = 3,347,296,713.15
  5. Step 5: Solve for x
    x = 3,347,296,713.15/65,635.17
  6. Step 6: Final answer
    x = 50,998.52

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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.