Home / 19,640.04-29,458.96-4,848.88

Finding the Fourth Proportional to 19,640.04, 29,458.96 and 4,848.88

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Solution

The fourth proportional to 19,640.04, 29,458.96 and 4,848.88 is: 7,273.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,640.04 : 29,458.96 = 4,848.88 : x
  2. Step 2: Convert to fraction form
    19,640.04/29,458.96 = 4,848.88/x
  3. Step 3: Cross multiply
    19,640.04x = 29,458.96 × 4,848.88
  4. Step 4: Simplify right side
    19,640.04x = 142,842,961.96
  5. Step 5: Solve for x
    x = 142,842,961.96/19,640.04
  6. Step 6: Final answer
    x = 7,273.05

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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.