Home / 32,330.90-44,622.78-20,236.99

Finding the Fourth Proportional to 32,330.90, 44,622.78 and 20,236.99

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Solution

The fourth proportional to 32,330.90, 44,622.78 and 20,236.99 is: 27,930.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,330.90 : 44,622.78 = 20,236.99 : x
  2. Step 2: Convert to fraction form
    32,330.90/44,622.78 = 20,236.99/x
  3. Step 3: Cross multiply
    32,330.90x = 44,622.78 × 20,236.99
  4. Step 4: Simplify right side
    32,330.90x = 903,030,565.19
  5. Step 5: Solve for x
    x = 903,030,565.19/32,330.90
  6. Step 6: Final answer
    x = 27,930.89

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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.