Home / 20,037.69-30,058.53-6,888.33

Finding the Fourth Proportional to 20,037.69, 30,058.53 and 6,888.33

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Solution

The fourth proportional to 20,037.69, 30,058.53 and 6,888.33 is: 10,333.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,037.69 : 30,058.53 = 6,888.33 : x
  2. Step 2: Convert to fraction form
    20,037.69/30,058.53 = 6,888.33/x
  3. Step 3: Cross multiply
    20,037.69x = 30,058.53 × 6,888.33
  4. Step 4: Simplify right side
    20,037.69x = 207,053,073.95
  5. Step 5: Solve for x
    x = 207,053,073.95/20,037.69
  6. Step 6: Final answer
    x = 10,333.18

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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.