Home / 19,473.28-29,212.56-6,321.40

Finding the Fourth Proportional to 19,473.28, 29,212.56 and 6,321.40

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Solution

The fourth proportional to 19,473.28, 29,212.56 and 6,321.40 is: 9,482.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,473.28 : 29,212.56 = 6,321.40 : x
  2. Step 2: Convert to fraction form
    19,473.28/29,212.56 = 6,321.40/x
  3. Step 3: Cross multiply
    19,473.28x = 29,212.56 × 6,321.40
  4. Step 4: Simplify right side
    19,473.28x = 184,664,276.78
  5. Step 5: Solve for x
    x = 184,664,276.78/19,473.28
  6. Step 6: Final answer
    x = 9,482.96

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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.