Home / 25,174.86-37,749.93-10,391.10

Finding the Fourth Proportional to 25,174.86, 37,749.93 and 10,391.10

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Solution

The fourth proportional to 25,174.86, 37,749.93 and 10,391.10 is: 15,581.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,174.86 : 37,749.93 = 10,391.10 : x
  2. Step 2: Convert to fraction form
    25,174.86/37,749.93 = 10,391.10/x
  3. Step 3: Cross multiply
    25,174.86x = 37,749.93 × 10,391.10
  4. Step 4: Simplify right side
    25,174.86x = 392,263,297.62
  5. Step 5: Solve for x
    x = 392,263,297.62/25,174.86
  6. Step 6: Final answer
    x = 15,581.55

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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.