Home / 17,868.45-24,655.82-9,910.74

Finding the Fourth Proportional to 17,868.45, 24,655.82 and 9,910.74

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Solution

The fourth proportional to 17,868.45, 24,655.82 and 9,910.74 is: 13,675.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,868.45 : 24,655.82 = 9,910.74 : x
  2. Step 2: Convert to fraction form
    17,868.45/24,655.82 = 9,910.74/x
  3. Step 3: Cross multiply
    17,868.45x = 24,655.82 × 9,910.74
  4. Step 4: Simplify right side
    17,868.45x = 244,357,421.51
  5. Step 5: Solve for x
    x = 244,357,421.51/17,868.45
  6. Step 6: Final answer
    x = 13,675.36

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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.