Home / 17,878.94-24,666.55-11,162.01

Finding the Fourth Proportional to 17,878.94, 24,666.55 and 11,162.01

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Solution

The fourth proportional to 17,878.94, 24,666.55 and 11,162.01 is: 15,399.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,878.94 : 24,666.55 = 11,162.01 : x
  2. Step 2: Convert to fraction form
    17,878.94/24,666.55 = 11,162.01/x
  3. Step 3: Cross multiply
    17,878.94x = 24,666.55 × 11,162.01
  4. Step 4: Simplify right side
    17,878.94x = 275,328,277.77
  5. Step 5: Solve for x
    x = 275,328,277.77/17,878.94
  6. Step 6: Final answer
    x = 15,399.59

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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.