Home / 17,509.72-24,167.30-11,135.08

Finding the Fourth Proportional to 17,509.72, 24,167.30 and 11,135.08

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Solution

The fourth proportional to 17,509.72, 24,167.30 and 11,135.08 is: 15,368.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,509.72 : 24,167.30 = 11,135.08 : x
  2. Step 2: Convert to fraction form
    17,509.72/24,167.30 = 11,135.08/x
  3. Step 3: Cross multiply
    17,509.72x = 24,167.30 × 11,135.08
  4. Step 4: Simplify right side
    17,509.72x = 269,104,818.88
  5. Step 5: Solve for x
    x = 269,104,818.88/17,509.72
  6. Step 6: Final answer
    x = 15,368.88

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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.