Home / 67,315.26-92,893.92-38,633.76

Finding the Fourth Proportional to 67,315.26, 92,893.92 and 38,633.76

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Solution

The fourth proportional to 67,315.26, 92,893.92 and 38,633.76 is: 53,313.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,315.26 : 92,893.92 = 38,633.76 : x
  2. Step 2: Convert to fraction form
    67,315.26/92,893.92 = 38,633.76/x
  3. Step 3: Cross multiply
    67,315.26x = 92,893.92 × 38,633.76
  4. Step 4: Simplify right side
    67,315.26x = 3,588,841,410.74
  5. Step 5: Solve for x
    x = 3,588,841,410.74/67,315.26
  6. Step 6: Final answer
    x = 53,313.94

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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.