Home / 14,398.62-21,599.76-5,632.40

Finding the Fourth Proportional to 14,398.62, 21,599.76 and 5,632.40

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Solution

The fourth proportional to 14,398.62, 21,599.76 and 5,632.40 is: 8,449.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,398.62 : 21,599.76 = 5,632.40 : x
  2. Step 2: Convert to fraction form
    14,398.62/21,599.76 = 5,632.40/x
  3. Step 3: Cross multiply
    14,398.62x = 21,599.76 × 5,632.40
  4. Step 4: Simplify right side
    14,398.62x = 121,658,380.23
  5. Step 5: Solve for x
    x = 121,658,380.23/14,398.62
  6. Step 6: Final answer
    x = 8,449.31

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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.