Home / 23,687.80-32,688.56-13,077.22

Finding the Fourth Proportional to 23,687.80, 32,688.56 and 13,077.22

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Solution

The fourth proportional to 23,687.80, 32,688.56 and 13,077.22 is: 18,046.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,687.80 : 32,688.56 = 13,077.22 : x
  2. Step 2: Convert to fraction form
    23,687.80/32,688.56 = 13,077.22/x
  3. Step 3: Cross multiply
    23,687.80x = 32,688.56 × 13,077.22
  4. Step 4: Simplify right side
    23,687.80x = 427,475,490.60
  5. Step 5: Solve for x
    x = 427,475,490.60/23,687.80
  6. Step 6: Final answer
    x = 18,046.23

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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.