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Finding the Fourth Proportional to 32,165.70, 44,391.02 and 19,422.02

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Solution

The fourth proportional to 32,165.70, 44,391.02 and 19,422.02 is: 26,803.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,165.70 : 44,391.02 = 19,422.02 : x
  2. Step 2: Convert to fraction form
    32,165.70/44,391.02 = 19,422.02/x
  3. Step 3: Cross multiply
    32,165.70x = 44,391.02 × 19,422.02
  4. Step 4: Simplify right side
    32,165.70x = 862,163,278.26
  5. Step 5: Solve for x
    x = 862,163,278.26/32,165.70
  6. Step 6: Final answer
    x = 26,803.81

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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.