Home / 20,197.59-30,303.68-10,341.51

Finding the Fourth Proportional to 20,197.59, 30,303.68 and 10,341.51

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Solution

The fourth proportional to 20,197.59, 30,303.68 and 10,341.51 is: 15,516.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,197.59 : 30,303.68 = 10,341.51 : x
  2. Step 2: Convert to fraction form
    20,197.59/30,303.68 = 10,341.51/x
  3. Step 3: Cross multiply
    20,197.59x = 30,303.68 × 10,341.51
  4. Step 4: Simplify right side
    20,197.59x = 313,385,758.05
  5. Step 5: Solve for x
    x = 313,385,758.05/20,197.59
  6. Step 6: Final answer
    x = 15,516.00

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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.