Home / 28,110.66-42,176.96-10,592.80

Finding the Fourth Proportional to 28,110.66, 42,176.96 and 10,592.80

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Solution

The fourth proportional to 28,110.66, 42,176.96 and 10,592.80 is: 15,893.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,110.66 : 42,176.96 = 10,592.80 : x
  2. Step 2: Convert to fraction form
    28,110.66/42,176.96 = 10,592.80/x
  3. Step 3: Cross multiply
    28,110.66x = 42,176.96 × 10,592.80
  4. Step 4: Simplify right side
    28,110.66x = 446,772,101.89
  5. Step 5: Solve for x
    x = 446,772,101.89/28,110.66
  6. Step 6: Final answer
    x = 15,893.33

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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.