Home / 17,966.45-24,791.80-10,415.15

Finding the Fourth Proportional to 17,966.45, 24,791.80 and 10,415.15

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Solution

The fourth proportional to 17,966.45, 24,791.80 and 10,415.15 is: 14,371.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,966.45 : 24,791.80 = 10,415.15 : x
  2. Step 2: Convert to fraction form
    17,966.45/24,791.80 = 10,415.15/x
  3. Step 3: Cross multiply
    17,966.45x = 24,791.80 × 10,415.15
  4. Step 4: Simplify right side
    17,966.45x = 258,210,315.77
  5. Step 5: Solve for x
    x = 258,210,315.77/17,966.45
  6. Step 6: Final answer
    x = 14,371.80

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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.