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Finding the Fourth Proportional to 32,658.88, 45,064.48 and 19,222.24

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Solution

The fourth proportional to 32,658.88, 45,064.48 and 19,222.24 is: 26,523.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,658.88 : 45,064.48 = 19,222.24 : x
  2. Step 2: Convert to fraction form
    32,658.88/45,064.48 = 19,222.24/x
  3. Step 3: Cross multiply
    32,658.88x = 45,064.48 × 19,222.24
  4. Step 4: Simplify right side
    32,658.88x = 866,240,250.04
  5. Step 5: Solve for x
    x = 866,240,250.04/32,658.88
  6. Step 6: Final answer
    x = 26,523.88

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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.