Home / 13,063.68-19,585.80-5,666.76

Finding the Fourth Proportional to 13,063.68, 19,585.80 and 5,666.76

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Solution

The fourth proportional to 13,063.68, 19,585.80 and 5,666.76 is: 8,495.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,063.68 : 19,585.80 = 5,666.76 : x
  2. Step 2: Convert to fraction form
    13,063.68/19,585.80 = 5,666.76/x
  3. Step 3: Cross multiply
    13,063.68x = 19,585.80 × 5,666.76
  4. Step 4: Simplify right side
    13,063.68x = 110,988,028.01
  5. Step 5: Solve for x
    x = 110,988,028.01/13,063.68
  6. Step 6: Final answer
    x = 8,495.92

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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.