Home / 16,207.22-22,384.59-10,820.28

Finding the Fourth Proportional to 16,207.22, 22,384.59 and 10,820.28

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Solution

The fourth proportional to 16,207.22, 22,384.59 and 10,820.28 is: 14,944.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,207.22 : 22,384.59 = 10,820.28 : x
  2. Step 2: Convert to fraction form
    16,207.22/22,384.59 = 10,820.28/x
  3. Step 3: Cross multiply
    16,207.22x = 22,384.59 × 10,820.28
  4. Step 4: Simplify right side
    16,207.22x = 242,207,531.49
  5. Step 5: Solve for x
    x = 242,207,531.49/16,207.22
  6. Step 6: Final answer
    x = 14,944.43

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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.