Home / 13,022.32-19,534.34-5,124.21

Finding the Fourth Proportional to 13,022.32, 19,534.34 and 5,124.21

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Solution

The fourth proportional to 13,022.32, 19,534.34 and 5,124.21 is: 7,686.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,022.32 : 19,534.34 = 5,124.21 : x
  2. Step 2: Convert to fraction form
    13,022.32/19,534.34 = 5,124.21/x
  3. Step 3: Cross multiply
    13,022.32x = 19,534.34 × 5,124.21
  4. Step 4: Simplify right side
    13,022.32x = 100,098,095.40
  5. Step 5: Solve for x
    x = 100,098,095.40/13,022.32
  6. Step 6: Final answer
    x = 7,686.66

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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.