Home / 34,731.20-47,933.40-19,624.60

Finding the Fourth Proportional to 34,731.20, 47,933.40 and 19,624.60

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Solution

The fourth proportional to 34,731.20, 47,933.40 and 19,624.60 is: 27,084.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,731.20 : 47,933.40 = 19,624.60 : x
  2. Step 2: Convert to fraction form
    34,731.20/47,933.40 = 19,624.60/x
  3. Step 3: Cross multiply
    34,731.20x = 47,933.40 × 19,624.60
  4. Step 4: Simplify right side
    34,731.20x = 940,673,801.64
  5. Step 5: Solve for x
    x = 940,673,801.64/34,731.20
  6. Step 6: Final answer
    x = 27,084.40

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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.