Home / 13,000.76-19,501.17-4,236.36

Finding the Fourth Proportional to 13,000.76, 19,501.17 and 4,236.36

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Solution

The fourth proportional to 13,000.76, 19,501.17 and 4,236.36 is: 6,354.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,000.76 : 19,501.17 = 4,236.36 : x
  2. Step 2: Convert to fraction form
    13,000.76/19,501.17 = 4,236.36/x
  3. Step 3: Cross multiply
    13,000.76x = 19,501.17 × 4,236.36
  4. Step 4: Simplify right side
    13,000.76x = 82,613,976.54
  5. Step 5: Solve for x
    x = 82,613,976.54/13,000.76
  6. Step 6: Final answer
    x = 6,354.55

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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.