Home / 23,644.51-32,628.94-12,889.46

Finding the Fourth Proportional to 23,644.51, 32,628.94 and 12,889.46

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Solution

The fourth proportional to 23,644.51, 32,628.94 and 12,889.46 is: 17,787.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,644.51 : 32,628.94 = 12,889.46 : x
  2. Step 2: Convert to fraction form
    23,644.51/32,628.94 = 12,889.46/x
  3. Step 3: Cross multiply
    23,644.51x = 32,628.94 × 12,889.46
  4. Step 4: Simplify right side
    23,644.51x = 420,569,466.32
  5. Step 5: Solve for x
    x = 420,569,466.32/23,644.51
  6. Step 6: Final answer
    x = 17,787.20

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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.