Home / 67,014.07-92,486.80-38,336.37

Finding the Fourth Proportional to 67,014.07, 92,486.80 and 38,336.37

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Solution

The fourth proportional to 67,014.07, 92,486.80 and 38,336.37 is: 52,908.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,014.07 : 92,486.80 = 38,336.37 : x
  2. Step 2: Convert to fraction form
    67,014.07/92,486.80 = 38,336.37/x
  3. Step 3: Cross multiply
    67,014.07x = 92,486.80 × 38,336.37
  4. Step 4: Simplify right side
    67,014.07x = 3,545,607,993.23
  5. Step 5: Solve for x
    x = 3,545,607,993.23/67,014.07
  6. Step 6: Final answer
    x = 52,908.42

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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.