Home / 25,410.42-38,115.63-11,563.38

Finding the Fourth Proportional to 25,410.42, 38,115.63 and 11,563.38

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Solution

The fourth proportional to 25,410.42, 38,115.63 and 11,563.38 is: 17,345.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,410.42 : 38,115.63 = 11,563.38 : x
  2. Step 2: Convert to fraction form
    25,410.42/38,115.63 = 11,563.38/x
  3. Step 3: Cross multiply
    25,410.42x = 38,115.63 × 11,563.38
  4. Step 4: Simplify right side
    25,410.42x = 440,745,513.63
  5. Step 5: Solve for x
    x = 440,745,513.63/25,410.42
  6. Step 6: Final answer
    x = 17,345.07

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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.