Home / 16,112.30-22,242.49-10,743.68

Finding the Fourth Proportional to 16,112.30, 22,242.49 and 10,743.68

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Solution

The fourth proportional to 16,112.30, 22,242.49 and 10,743.68 is: 14,831.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,112.30 : 22,242.49 = 10,743.68 : x
  2. Step 2: Convert to fraction form
    16,112.30/22,242.49 = 10,743.68/x
  3. Step 3: Cross multiply
    16,112.30x = 22,242.49 × 10,743.68
  4. Step 4: Simplify right side
    16,112.30x = 238,966,223.71
  5. Step 5: Solve for x
    x = 238,966,223.71/16,112.30
  6. Step 6: Final answer
    x = 14,831.30

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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.