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Finding the Fourth Proportional to 22,700.64, 34,050.80 and 8,849.64

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Solution

The fourth proportional to 22,700.64, 34,050.80 and 8,849.64 is: 13,274.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,700.64 : 34,050.80 = 8,849.64 : x
  2. Step 2: Convert to fraction form
    22,700.64/34,050.80 = 8,849.64/x
  3. Step 3: Cross multiply
    22,700.64x = 34,050.80 × 8,849.64
  4. Step 4: Simplify right side
    22,700.64x = 301,337,321.71
  5. Step 5: Solve for x
    x = 301,337,321.71/22,700.64
  6. Step 6: Final answer
    x = 13,274.40

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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.