Home / 21,297.25-29,362.90-17,454.74

Finding the Fourth Proportional to 21,297.25, 29,362.90 and 17,454.74

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Solution

The fourth proportional to 21,297.25, 29,362.90 and 17,454.74 is: 24,065.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,297.25 : 29,362.90 = 17,454.74 : x
  2. Step 2: Convert to fraction form
    21,297.25/29,362.90 = 17,454.74/x
  3. Step 3: Cross multiply
    21,297.25x = 29,362.90 × 17,454.74
  4. Step 4: Simplify right side
    21,297.25x = 512,521,697.87
  5. Step 5: Solve for x
    x = 512,521,697.87/21,297.25
  6. Step 6: Final answer
    x = 24,065.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.