Home / 22,176.90-33,265.35-21,302.10

Finding the Fourth Proportional to 22,176.90, 33,265.35 and 21,302.10

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Solution

The fourth proportional to 22,176.90, 33,265.35 and 21,302.10 is: 31,953.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,176.90 : 33,265.35 = 21,302.10 : x
  2. Step 2: Convert to fraction form
    22,176.90/33,265.35 = 21,302.10/x
  3. Step 3: Cross multiply
    22,176.90x = 33,265.35 × 21,302.10
  4. Step 4: Simplify right side
    22,176.90x = 708,621,812.24
  5. Step 5: Solve for x
    x = 708,621,812.24/22,176.90
  6. Step 6: Final answer
    x = 31,953.15

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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.