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Finding the Fourth Proportional to 32,659.88, 45,065.86 and 19,223.24

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Solution

The fourth proportional to 32,659.88, 45,065.86 and 19,223.24 is: 26,525.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,659.88 : 45,065.86 = 19,223.24 : x
  2. Step 2: Convert to fraction form
    32,659.88/45,065.86 = 19,223.24/x
  3. Step 3: Cross multiply
    32,659.88x = 45,065.86 × 19,223.24
  4. Step 4: Simplify right side
    32,659.88x = 866,311,842.59
  5. Step 5: Solve for x
    x = 866,311,842.59/32,659.88
  6. Step 6: Final answer
    x = 26,525.26

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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.