Home / 19,350.06-29,025.08-12,774.70

Finding the Fourth Proportional to 19,350.06, 29,025.08 and 12,774.70

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Solution

The fourth proportional to 19,350.06, 29,025.08 and 12,774.70 is: 19,162.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,350.06 : 29,025.08 = 12,774.70 : x
  2. Step 2: Convert to fraction form
    19,350.06/29,025.08 = 12,774.70/x
  3. Step 3: Cross multiply
    19,350.06x = 29,025.08 × 12,774.70
  4. Step 4: Simplify right side
    19,350.06x = 370,786,689.48
  5. Step 5: Solve for x
    x = 370,786,689.48/19,350.06
  6. Step 6: Final answer
    x = 19,162.04

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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.