Home / 67,651.76-93,364.10-37,438.36

Finding the Fourth Proportional to 67,651.76, 93,364.10 and 37,438.36

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Solution

The fourth proportional to 67,651.76, 93,364.10 and 37,438.36 is: 51,667.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,651.76 : 93,364.10 = 37,438.36 : x
  2. Step 2: Convert to fraction form
    67,651.76/93,364.10 = 37,438.36/x
  3. Step 3: Cross multiply
    67,651.76x = 93,364.10 × 37,438.36
  4. Step 4: Simplify right side
    67,651.76x = 3,495,398,786.88
  5. Step 5: Solve for x
    x = 3,495,398,786.88/67,651.76
  6. Step 6: Final answer
    x = 51,667.52

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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.