Home / 19,640.48-29,454.84-5,599.53

Finding the Fourth Proportional to 19,640.48, 29,454.84 and 5,599.53

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Solution

The fourth proportional to 19,640.48, 29,454.84 and 5,599.53 is: 8,397.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,640.48 : 29,454.84 = 5,599.53 : x
  2. Step 2: Convert to fraction form
    19,640.48/29,454.84 = 5,599.53/x
  3. Step 3: Cross multiply
    19,640.48x = 29,454.84 × 5,599.53
  4. Step 4: Simplify right side
    19,640.48x = 164,933,260.23
  5. Step 5: Solve for x
    x = 164,933,260.23/19,640.48
  6. Step 6: Final answer
    x = 8,397.62

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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.