Home / 15,520.83-23,282.03-4,429.14

Finding the Fourth Proportional to 15,520.83, 23,282.03 and 4,429.14

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Solution

The fourth proportional to 15,520.83, 23,282.03 and 4,429.14 is: 6,643.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,520.83 : 23,282.03 = 4,429.14 : x
  2. Step 2: Convert to fraction form
    15,520.83/23,282.03 = 4,429.14/x
  3. Step 3: Cross multiply
    15,520.83x = 23,282.03 × 4,429.14
  4. Step 4: Simplify right side
    15,520.83x = 103,119,370.35
  5. Step 5: Solve for x
    x = 103,119,370.35/15,520.83
  6. Step 6: Final answer
    x = 6,643.93

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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.