Home / 17,926.29-24,741-12,907.11

Finding the Fourth Proportional to 17,926.29, 24,741 and 12,907.11

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Solution

The fourth proportional to 17,926.29, 24,741 and 12,907.11 is: 17,813.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,926.29 : 24,741 = 12,907.11 : x
  2. Step 2: Convert to fraction form
    17,926.29/24,741 = 12,907.11/x
  3. Step 3: Cross multiply
    17,926.29x = 24,741 × 12,907.11
  4. Step 4: Simplify right side
    17,926.29x = 319,334,808.51
  5. Step 5: Solve for x
    x = 319,334,808.51/17,926.29
  6. Step 6: Final answer
    x = 17,813.77

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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.