Home / 16,223.71-22,387.05-11,977.03

Finding the Fourth Proportional to 16,223.71, 22,387.05 and 11,977.03

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Solution

The fourth proportional to 16,223.71, 22,387.05 and 11,977.03 is: 16,527.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,223.71 : 22,387.05 = 11,977.03 : x
  2. Step 2: Convert to fraction form
    16,223.71/22,387.05 = 11,977.03/x
  3. Step 3: Cross multiply
    16,223.71x = 22,387.05 × 11,977.03
  4. Step 4: Simplify right side
    16,223.71x = 268,130,369.46
  5. Step 5: Solve for x
    x = 268,130,369.46/16,223.71
  6. Step 6: Final answer
    x = 16,527.07

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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.