Home / 65,635.55-90,577.61-37,343.06

Finding the Fourth Proportional to 65,635.55, 90,577.61 and 37,343.06

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Solution

The fourth proportional to 65,635.55, 90,577.61 and 37,343.06 is: 51,533.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,635.55 : 90,577.61 = 37,343.06 : x
  2. Step 2: Convert to fraction form
    65,635.55/90,577.61 = 37,343.06/x
  3. Step 3: Cross multiply
    65,635.55x = 90,577.61 × 37,343.06
  4. Step 4: Simplify right side
    65,635.55x = 3,382,444,964.99
  5. Step 5: Solve for x
    x = 3,382,444,964.99/65,635.55
  6. Step 6: Final answer
    x = 51,533.73

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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.