Home / 38,035.89-57,015.54-15,861.51

Finding the Fourth Proportional to 38,035.89, 57,015.54 and 15,861.51

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Solution

The fourth proportional to 38,035.89, 57,015.54 and 15,861.51 is: 23,776.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,035.89 : 57,015.54 = 15,861.51 : x
  2. Step 2: Convert to fraction form
    38,035.89/57,015.54 = 15,861.51/x
  3. Step 3: Cross multiply
    38,035.89x = 57,015.54 × 15,861.51
  4. Step 4: Simplify right side
    38,035.89x = 904,352,557.87
  5. Step 5: Solve for x
    x = 904,352,557.87/38,035.89
  6. Step 6: Final answer
    x = 23,776.30

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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.