Home / 13,331.52-19,998.19-4,572.59

Finding the Fourth Proportional to 13,331.52, 19,998.19 and 4,572.59

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Solution

The fourth proportional to 13,331.52, 19,998.19 and 4,572.59 is: 6,859.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,331.52 : 19,998.19 = 4,572.59 : x
  2. Step 2: Convert to fraction form
    13,331.52/19,998.19 = 4,572.59/x
  3. Step 3: Cross multiply
    13,331.52x = 19,998.19 × 4,572.59
  4. Step 4: Simplify right side
    13,331.52x = 91,443,429.34
  5. Step 5: Solve for x
    x = 91,443,429.34/13,331.52
  6. Step 6: Final answer
    x = 6,859.19

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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.