Home / 34,138.10-51,207.15-22,328.30

Finding the Fourth Proportional to 34,138.10, 51,207.15 and 22,328.30

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Solution

The fourth proportional to 34,138.10, 51,207.15 and 22,328.30 is: 33,492.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,138.10 : 51,207.15 = 22,328.30 : x
  2. Step 2: Convert to fraction form
    34,138.10/51,207.15 = 22,328.30/x
  3. Step 3: Cross multiply
    34,138.10x = 51,207.15 × 22,328.30
  4. Step 4: Simplify right side
    34,138.10x = 1,143,368,607.35
  5. Step 5: Solve for x
    x = 1,143,368,607.35/34,138.10
  6. Step 6: Final answer
    x = 33,492.45

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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.