Home / 22,167.72-33,257.79-9,688.86

Finding the Fourth Proportional to 22,167.72, 33,257.79 and 9,688.86

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Solution

The fourth proportional to 22,167.72, 33,257.79 and 9,688.86 is: 14,536.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,167.72 : 33,257.79 = 9,688.86 : x
  2. Step 2: Convert to fraction form
    22,167.72/33,257.79 = 9,688.86/x
  3. Step 3: Cross multiply
    22,167.72x = 33,257.79 × 9,688.86
  4. Step 4: Simplify right side
    22,167.72x = 322,230,071.22
  5. Step 5: Solve for x
    x = 322,230,071.22/22,167.72
  6. Step 6: Final answer
    x = 14,536.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.