Home / 25,215.93-37,794.74-13,381.22

Finding the Fourth Proportional to 25,215.93, 37,794.74 and 13,381.22

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Solution

The fourth proportional to 25,215.93, 37,794.74 and 13,381.22 is: 20,056.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,215.93 : 37,794.74 = 13,381.22 : x
  2. Step 2: Convert to fraction form
    25,215.93/37,794.74 = 13,381.22/x
  3. Step 3: Cross multiply
    25,215.93x = 37,794.74 × 13,381.22
  4. Step 4: Simplify right side
    25,215.93x = 505,739,758.36
  5. Step 5: Solve for x
    x = 505,739,758.36/25,215.93
  6. Step 6: Final answer
    x = 20,056.36

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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.