Home / 22,462.20-33,547.41-21,120.84

Finding the Fourth Proportional to 22,462.20, 33,547.41 and 21,120.84

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Solution

The fourth proportional to 22,462.20, 33,547.41 and 21,120.84 is: 31,544.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,462.20 : 33,547.41 = 21,120.84 : x
  2. Step 2: Convert to fraction form
    22,462.20/33,547.41 = 21,120.84/x
  3. Step 3: Cross multiply
    22,462.20x = 33,547.41 × 21,120.84
  4. Step 4: Simplify right side
    22,462.20x = 708,549,479.02
  5. Step 5: Solve for x
    x = 708,549,479.02/22,462.20
  6. Step 6: Final answer
    x = 31,544.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.