Home / 19,468.69-26,866.79-10,516.21

Finding the Fourth Proportional to 19,468.69, 26,866.79 and 10,516.21

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Solution

The fourth proportional to 19,468.69, 26,866.79 and 10,516.21 is: 14,512.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,468.69 : 26,866.79 = 10,516.21 : x
  2. Step 2: Convert to fraction form
    19,468.69/26,866.79 = 10,516.21/x
  3. Step 3: Cross multiply
    19,468.69x = 26,866.79 × 10,516.21
  4. Step 4: Simplify right side
    19,468.69x = 282,536,805.67
  5. Step 5: Solve for x
    x = 282,536,805.67/19,468.69
  6. Step 6: Final answer
    x = 14,512.37

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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.