Home / 28,593.02-42,898.44-13,799.38

Finding the Fourth Proportional to 28,593.02, 42,898.44 and 13,799.38

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Solution

The fourth proportional to 28,593.02, 42,898.44 and 13,799.38 is: 20,703.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,593.02 : 42,898.44 = 13,799.38 : x
  2. Step 2: Convert to fraction form
    28,593.02/42,898.44 = 13,799.38/x
  3. Step 3: Cross multiply
    28,593.02x = 42,898.44 × 13,799.38
  4. Step 4: Simplify right side
    28,593.02x = 591,971,874.97
  5. Step 5: Solve for x
    x = 591,971,874.97/28,593.02
  6. Step 6: Final answer
    x = 20,703.37

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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.