Home / 25,175.85-34,742.41-13,845.16

Finding the Fourth Proportional to 25,175.85, 34,742.41 and 13,845.16

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Solution

The fourth proportional to 25,175.85, 34,742.41 and 13,845.16 is: 19,106.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,175.85 : 34,742.41 = 13,845.16 : x
  2. Step 2: Convert to fraction form
    25,175.85/34,742.41 = 13,845.16/x
  3. Step 3: Cross multiply
    25,175.85x = 34,742.41 × 13,845.16
  4. Step 4: Simplify right side
    25,175.85x = 481,014,225.24
  5. Step 5: Solve for x
    x = 481,014,225.24/25,175.85
  6. Step 6: Final answer
    x = 19,106.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.