Home / 25,252.18-34,848.01-13,921.87

Finding the Fourth Proportional to 25,252.18, 34,848.01 and 13,921.87

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Solution

The fourth proportional to 25,252.18, 34,848.01 and 13,921.87 is: 19,212.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,252.18 : 34,848.01 = 13,921.87 : x
  2. Step 2: Convert to fraction form
    25,252.18/34,848.01 = 13,921.87/x
  3. Step 3: Cross multiply
    25,252.18x = 34,848.01 × 13,921.87
  4. Step 4: Simplify right side
    25,252.18x = 485,149,464.98
  5. Step 5: Solve for x
    x = 485,149,464.98/25,252.18
  6. Step 6: Final answer
    x = 19,212.18

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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.