Home / 25,911.16-38,866.74-10,328.92

Finding the Fourth Proportional to 25,911.16, 38,866.74 and 10,328.92

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Solution

The fourth proportional to 25,911.16, 38,866.74 and 10,328.92 is: 15,493.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,911.16 : 38,866.74 = 10,328.92 : x
  2. Step 2: Convert to fraction form
    25,911.16/38,866.74 = 10,328.92/x
  3. Step 3: Cross multiply
    25,911.16x = 38,866.74 × 10,328.92
  4. Step 4: Simplify right side
    25,911.16x = 401,451,448.12
  5. Step 5: Solve for x
    x = 401,451,448.12/25,911.16
  6. Step 6: Final answer
    x = 15,493.38

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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.