Home / 23,787.64-32,831-13,714.28

Finding the Fourth Proportional to 23,787.64, 32,831 and 13,714.28

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Solution

The fourth proportional to 23,787.64, 32,831 and 13,714.28 is: 18,928.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,787.64 : 32,831 = 13,714.28 : x
  2. Step 2: Convert to fraction form
    23,787.64/32,831 = 13,714.28/x
  3. Step 3: Cross multiply
    23,787.64x = 32,831 × 13,714.28
  4. Step 4: Simplify right side
    23,787.64x = 450,253,526.68
  5. Step 5: Solve for x
    x = 450,253,526.68/23,787.64
  6. Step 6: Final answer
    x = 18,928.05

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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.