Home / 34,319.20-51,478.80-19,573.60

Finding the Fourth Proportional to 34,319.20, 51,478.80 and 19,573.60

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Solution

The fourth proportional to 34,319.20, 51,478.80 and 19,573.60 is: 29,360.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,319.20 : 51,478.80 = 19,573.60 : x
  2. Step 2: Convert to fraction form
    34,319.20/51,478.80 = 19,573.60/x
  3. Step 3: Cross multiply
    34,319.20x = 51,478.80 × 19,573.60
  4. Step 4: Simplify right side
    34,319.20x = 1,007,625,439.68
  5. Step 5: Solve for x
    x = 1,007,625,439.68/34,319.20
  6. Step 6: Final answer
    x = 29,360.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.