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Finding the Fourth Proportional to 32,362.85, 44,674.53 and 21,758.66

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Solution

The fourth proportional to 32,362.85, 44,674.53 and 21,758.66 is: 30,036.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,362.85 : 44,674.53 = 21,758.66 : x
  2. Step 2: Convert to fraction form
    32,362.85/44,674.53 = 21,758.66/x
  3. Step 3: Cross multiply
    32,362.85x = 44,674.53 × 21,758.66
  4. Step 4: Simplify right side
    32,362.85x = 972,057,908.93
  5. Step 5: Solve for x
    x = 972,057,908.93/32,362.85
  6. Step 6: Final answer
    x = 30,036.23

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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.