Home / 23,883.72-32,957.94-13,128.36

Finding the Fourth Proportional to 23,883.72, 32,957.94 and 13,128.36

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Solution

The fourth proportional to 23,883.72, 32,957.94 and 13,128.36 is: 18,116.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,883.72 : 32,957.94 = 13,128.36 : x
  2. Step 2: Convert to fraction form
    23,883.72/32,957.94 = 13,128.36/x
  3. Step 3: Cross multiply
    23,883.72x = 32,957.94 × 13,128.36
  4. Step 4: Simplify right side
    23,883.72x = 432,683,701.18
  5. Step 5: Solve for x
    x = 432,683,701.18/23,883.72
  6. Step 6: Final answer
    x = 18,116.26

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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.