Home / 28,035.50-42,053.26-11,404.58

Finding the Fourth Proportional to 28,035.50, 42,053.26 and 11,404.58

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Solution

The fourth proportional to 28,035.50, 42,053.26 and 11,404.58 is: 17,106.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,035.50 : 42,053.26 = 11,404.58 : x
  2. Step 2: Convert to fraction form
    28,035.50/42,053.26 = 11,404.58/x
  3. Step 3: Cross multiply
    28,035.50x = 42,053.26 × 11,404.58
  4. Step 4: Simplify right side
    28,035.50x = 479,599,767.93
  5. Step 5: Solve for x
    x = 479,599,767.93/28,035.50
  6. Step 6: Final answer
    x = 17,106.87

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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.