Home / 19,455.92-29,188.50-6,308.30

Finding the Fourth Proportional to 19,455.92, 29,188.50 and 6,308.30

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Solution

The fourth proportional to 19,455.92, 29,188.50 and 6,308.30 is: 9,463.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,455.92 : 29,188.50 = 6,308.30 : x
  2. Step 2: Convert to fraction form
    19,455.92/29,188.50 = 6,308.30/x
  3. Step 3: Cross multiply
    19,455.92x = 29,188.50 × 6,308.30
  4. Step 4: Simplify right side
    19,455.92x = 184,129,814.55
  5. Step 5: Solve for x
    x = 184,129,814.55/19,455.92
  6. Step 6: Final answer
    x = 9,463.95

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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.