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Finding the Fourth Proportional to 22,507.34, 33,762.45 and 8,656.34

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Solution

The fourth proportional to 22,507.34, 33,762.45 and 8,656.34 is: 12,985.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,507.34 : 33,762.45 = 8,656.34 : x
  2. Step 2: Convert to fraction form
    22,507.34/33,762.45 = 8,656.34/x
  3. Step 3: Cross multiply
    22,507.34x = 33,762.45 × 8,656.34
  4. Step 4: Simplify right side
    22,507.34x = 292,259,246.43
  5. Step 5: Solve for x
    x = 292,259,246.43/22,507.34
  6. Step 6: Final answer
    x = 12,985.06

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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.