Home / 16,814.86-23,228.07-15,929.13

Finding the Fourth Proportional to 16,814.86, 23,228.07 and 15,929.13

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Solution

The fourth proportional to 16,814.86, 23,228.07 and 15,929.13 is: 22,004.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,814.86 : 23,228.07 = 15,929.13 : x
  2. Step 2: Convert to fraction form
    16,814.86/23,228.07 = 15,929.13/x
  3. Step 3: Cross multiply
    16,814.86x = 23,228.07 × 15,929.13
  4. Step 4: Simplify right side
    16,814.86x = 370,002,946.68
  5. Step 5: Solve for x
    x = 370,002,946.68/16,814.86
  6. Step 6: Final answer
    x = 22,004.52

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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.