Home / 15,637.05-23,458.25-5,776.38

Finding the Fourth Proportional to 15,637.05, 23,458.25 and 5,776.38

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Solution

The fourth proportional to 15,637.05, 23,458.25 and 5,776.38 is: 8,665.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,637.05 : 23,458.25 = 5,776.38 : x
  2. Step 2: Convert to fraction form
    15,637.05/23,458.25 = 5,776.38/x
  3. Step 3: Cross multiply
    15,637.05x = 23,458.25 × 5,776.38
  4. Step 4: Simplify right side
    15,637.05x = 135,503,737.25
  5. Step 5: Solve for x
    x = 135,503,737.25/15,637.05
  6. Step 6: Final answer
    x = 8,665.56

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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.