Home / 23,141.90-34,700.70-8,348.60

Finding the Fourth Proportional to 23,141.90, 34,700.70 and 8,348.60

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Solution

The fourth proportional to 23,141.90, 34,700.70 and 8,348.60 is: 12,518.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,141.90 : 34,700.70 = 8,348.60 : x
  2. Step 2: Convert to fraction form
    23,141.90/34,700.70 = 8,348.60/x
  3. Step 3: Cross multiply
    23,141.90x = 34,700.70 × 8,348.60
  4. Step 4: Simplify right side
    23,141.90x = 289,702,264.02
  5. Step 5: Solve for x
    x = 289,702,264.02/23,141.90
  6. Step 6: Final answer
    x = 12,518.52

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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.