Home / 32,659.08-45,056.12-21,324.66

Finding the Fourth Proportional to 32,659.08, 45,056.12 and 21,324.66

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Solution

The fourth proportional to 32,659.08, 45,056.12 and 21,324.66 is: 29,419.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,659.08 : 45,056.12 = 21,324.66 : x
  2. Step 2: Convert to fraction form
    32,659.08/45,056.12 = 21,324.66/x
  3. Step 3: Cross multiply
    32,659.08x = 45,056.12 × 21,324.66
  4. Step 4: Simplify right side
    32,659.08x = 960,806,439.92
  5. Step 5: Solve for x
    x = 960,806,439.92/32,659.08
  6. Step 6: Final answer
    x = 29,419.27

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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.