Home / 21,507.62-32,261.38-14,110.32

Finding the Fourth Proportional to 21,507.62, 32,261.38 and 14,110.32

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Solution

The fourth proportional to 21,507.62, 32,261.38 and 14,110.32 is: 21,165.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,507.62 : 32,261.38 = 14,110.32 : x
  2. Step 2: Convert to fraction form
    21,507.62/32,261.38 = 14,110.32/x
  3. Step 3: Cross multiply
    21,507.62x = 32,261.38 × 14,110.32
  4. Step 4: Simplify right side
    21,507.62x = 455,218,395.44
  5. Step 5: Solve for x
    x = 455,218,395.44/21,507.62
  6. Step 6: Final answer
    x = 21,165.45

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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.