Home / 67,037.52-100,556.15-17,117.63

Finding the Fourth Proportional to 67,037.52, 100,556.15 and 17,117.63

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Solution

The fourth proportional to 67,037.52, 100,556.15 and 17,117.63 is: 25,676.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,037.52 : 100,556.15 = 17,117.63 : x
  2. Step 2: Convert to fraction form
    67,037.52/100,556.15 = 17,117.63/x
  3. Step 3: Cross multiply
    67,037.52x = 100,556.15 × 17,117.63
  4. Step 4: Simplify right side
    67,037.52x = 1,721,282,381.56
  5. Step 5: Solve for x
    x = 1,721,282,381.56/67,037.52
  6. Step 6: Final answer
    x = 25,676.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.