Home / 32,212.48-44,440.09-21,605.53

Finding the Fourth Proportional to 32,212.48, 44,440.09 and 21,605.53

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Solution

The fourth proportional to 32,212.48, 44,440.09 and 21,605.53 is: 29,806.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,212.48 : 44,440.09 = 21,605.53 : x
  2. Step 2: Convert to fraction form
    32,212.48/44,440.09 = 21,605.53/x
  3. Step 3: Cross multiply
    32,212.48x = 44,440.09 × 21,605.53
  4. Step 4: Simplify right side
    32,212.48x = 960,151,697.70
  5. Step 5: Solve for x
    x = 960,151,697.70/32,212.48
  6. Step 6: Final answer
    x = 29,806.82

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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.