Home / 19,346.76-29,019.98-11,503.62

Finding the Fourth Proportional to 19,346.76, 29,019.98 and 11,503.62

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Solution

The fourth proportional to 19,346.76, 29,019.98 and 11,503.62 is: 17,255.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,346.76 : 29,019.98 = 11,503.62 : x
  2. Step 2: Convert to fraction form
    19,346.76/29,019.98 = 11,503.62/x
  3. Step 3: Cross multiply
    19,346.76x = 29,019.98 × 11,503.62
  4. Step 4: Simplify right side
    19,346.76x = 333,834,764.81
  5. Step 5: Solve for x
    x = 333,834,764.81/19,346.76
  6. Step 6: Final answer
    x = 17,255.33

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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.