Home / 23,297.04-32,149.80-12,686.49

Finding the Fourth Proportional to 23,297.04, 32,149.80 and 12,686.49

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Solution

The fourth proportional to 23,297.04, 32,149.80 and 12,686.49 is: 17,507.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,297.04 : 32,149.80 = 12,686.49 : x
  2. Step 2: Convert to fraction form
    23,297.04/32,149.80 = 12,686.49/x
  3. Step 3: Cross multiply
    23,297.04x = 32,149.80 × 12,686.49
  4. Step 4: Simplify right side
    23,297.04x = 407,868,116.20
  5. Step 5: Solve for x
    x = 407,868,116.20/23,297.04
  6. Step 6: Final answer
    x = 17,507.29

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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.