Home / 21,297.37-29,363.08-17,454.87

Finding the Fourth Proportional to 21,297.37, 29,363.08 and 17,454.87

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Solution

The fourth proportional to 21,297.37, 29,363.08 and 17,454.87 is: 24,065.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,297.37 : 29,363.08 = 17,454.87 : x
  2. Step 2: Convert to fraction form
    21,297.37/29,363.08 = 17,454.87/x
  3. Step 3: Cross multiply
    21,297.37x = 29,363.08 × 17,454.87
  4. Step 4: Simplify right side
    21,297.37x = 512,528,744.20
  5. Step 5: Solve for x
    x = 512,528,744.20/21,297.37
  6. Step 6: Final answer
    x = 24,065.35

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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.