Home / 32,886.14-45,380.24-20,134.02

Finding the Fourth Proportional to 32,886.14, 45,380.24 and 20,134.02

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Solution

The fourth proportional to 32,886.14, 45,380.24 and 20,134.02 is: 27,783.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,886.14 : 45,380.24 = 20,134.02 : x
  2. Step 2: Convert to fraction form
    32,886.14/45,380.24 = 20,134.02/x
  3. Step 3: Cross multiply
    32,886.14x = 45,380.24 × 20,134.02
  4. Step 4: Simplify right side
    32,886.14x = 913,686,659.76
  5. Step 5: Solve for x
    x = 913,686,659.76/32,886.14
  6. Step 6: Final answer
    x = 27,783.34

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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.