Home / 20,225.10-30,337.65-19,544.70

Finding the Fourth Proportional to 20,225.10, 30,337.65 and 19,544.70

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Solution

The fourth proportional to 20,225.10, 30,337.65 and 19,544.70 is: 29,317.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,225.10 : 30,337.65 = 19,544.70 : x
  2. Step 2: Convert to fraction form
    20,225.10/30,337.65 = 19,544.70/x
  3. Step 3: Cross multiply
    20,225.10x = 30,337.65 × 19,544.70
  4. Step 4: Simplify right side
    20,225.10x = 592,940,267.96
  5. Step 5: Solve for x
    x = 592,940,267.96/20,225.10
  6. Step 6: Final answer
    x = 29,317.05

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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.