Home / 25,225.28-37,840.08-10,431.36

Finding the Fourth Proportional to 25,225.28, 37,840.08 and 10,431.36

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Solution

The fourth proportional to 25,225.28, 37,840.08 and 10,431.36 is: 15,647.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,225.28 : 37,840.08 = 10,431.36 : x
  2. Step 2: Convert to fraction form
    25,225.28/37,840.08 = 10,431.36/x
  3. Step 3: Cross multiply
    25,225.28x = 37,840.08 × 10,431.36
  4. Step 4: Simplify right side
    25,225.28x = 394,723,496.91
  5. Step 5: Solve for x
    x = 394,723,496.91/25,225.28
  6. Step 6: Final answer
    x = 15,647.93

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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.