Home / 25,156.96-34,714.90-13,826.20

Finding the Fourth Proportional to 25,156.96, 34,714.90 and 13,826.20

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Solution

The fourth proportional to 25,156.96, 34,714.90 and 13,826.20 is: 19,079.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,156.96 : 34,714.90 = 13,826.20 : x
  2. Step 2: Convert to fraction form
    25,156.96/34,714.90 = 13,826.20/x
  3. Step 3: Cross multiply
    25,156.96x = 34,714.90 × 13,826.20
  4. Step 4: Simplify right side
    25,156.96x = 479,975,150.38
  5. Step 5: Solve for x
    x = 479,975,150.38/25,156.96
  6. Step 6: Final answer
    x = 19,079.22

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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.