Home / 19,320.99-26,665.18-10,825.41

Finding the Fourth Proportional to 19,320.99, 26,665.18 and 10,825.41

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Solution

The fourth proportional to 19,320.99, 26,665.18 and 10,825.41 is: 14,940.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,320.99 : 26,665.18 = 10,825.41 : x
  2. Step 2: Convert to fraction form
    19,320.99/26,665.18 = 10,825.41/x
  3. Step 3: Cross multiply
    19,320.99x = 26,665.18 × 10,825.41
  4. Step 4: Simplify right side
    19,320.99x = 288,661,506.22
  5. Step 5: Solve for x
    x = 288,661,506.22/19,320.99
  6. Step 6: Final answer
    x = 14,940.31

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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.