Home / 25,207.91-37,807.70-9,408.80

Finding the Fourth Proportional to 25,207.91, 37,807.70 and 9,408.80

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Solution

The fourth proportional to 25,207.91, 37,807.70 and 9,408.80 is: 14,111.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,207.91 : 37,807.70 = 9,408.80 : x
  2. Step 2: Convert to fraction form
    25,207.91/37,807.70 = 9,408.80/x
  3. Step 3: Cross multiply
    25,207.91x = 37,807.70 × 9,408.80
  4. Step 4: Simplify right side
    25,207.91x = 355,724,851.68
  5. Step 5: Solve for x
    x = 355,724,851.68/25,207.91
  6. Step 6: Final answer
    x = 14,111.64

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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.