Home / 65,562.27-90,462.37-38,333.11

Finding the Fourth Proportional to 65,562.27, 90,462.37 and 38,333.11

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Solution

The fourth proportional to 65,562.27, 90,462.37 and 38,333.11 is: 52,891.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,562.27 : 90,462.37 = 38,333.11 : x
  2. Step 2: Convert to fraction form
    65,562.27/90,462.37 = 38,333.11/x
  3. Step 3: Cross multiply
    65,562.27x = 90,462.37 × 38,333.11
  4. Step 4: Simplify right side
    65,562.27x = 3,467,703,980.07
  5. Step 5: Solve for x
    x = 3,467,703,980.07/65,562.27
  6. Step 6: Final answer
    x = 52,891.76

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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.