Home / 13,923.99-19,217.52-10,561.17

Finding the Fourth Proportional to 13,923.99, 19,217.52 and 10,561.17

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Solution

The fourth proportional to 13,923.99, 19,217.52 and 10,561.17 is: 14,576.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,923.99 : 19,217.52 = 10,561.17 : x
  2. Step 2: Convert to fraction form
    13,923.99/19,217.52 = 10,561.17/x
  3. Step 3: Cross multiply
    13,923.99x = 19,217.52 × 10,561.17
  4. Step 4: Simplify right side
    13,923.99x = 202,959,495.70
  5. Step 5: Solve for x
    x = 202,959,495.70/13,923.99
  6. Step 6: Final answer
    x = 14,576.25

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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.