Home / 25,241.30-34,832.53-13,756.31

Finding the Fourth Proportional to 25,241.30, 34,832.53 and 13,756.31

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Solution

The fourth proportional to 25,241.30, 34,832.53 and 13,756.31 is: 18,983.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,241.30 : 34,832.53 = 13,756.31 : x
  2. Step 2: Convert to fraction form
    25,241.30/34,832.53 = 13,756.31/x
  3. Step 3: Cross multiply
    25,241.30x = 34,832.53 × 13,756.31
  4. Step 4: Simplify right side
    25,241.30x = 479,166,956.45
  5. Step 5: Solve for x
    x = 479,166,956.45/25,241.30
  6. Step 6: Final answer
    x = 18,983.45

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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.