Home / 28,196.92-42,301.02-10,666.84

Finding the Fourth Proportional to 28,196.92, 42,301.02 and 10,666.84

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Solution

The fourth proportional to 28,196.92, 42,301.02 and 10,666.84 is: 16,002.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,196.92 : 42,301.02 = 10,666.84 : x
  2. Step 2: Convert to fraction form
    28,196.92/42,301.02 = 10,666.84/x
  3. Step 3: Cross multiply
    28,196.92x = 42,301.02 × 10,666.84
  4. Step 4: Simplify right side
    28,196.92x = 451,218,212.18
  5. Step 5: Solve for x
    x = 451,218,212.18/28,196.92
  6. Step 6: Final answer
    x = 16,002.39

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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.