Home / 19,733.81-29,346.96-19,110.86

Finding the Fourth Proportional to 19,733.81, 29,346.96 and 19,110.86

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Solution

The fourth proportional to 19,733.81, 29,346.96 and 19,110.86 is: 28,420.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,733.81 : 29,346.96 = 19,110.86 : x
  2. Step 2: Convert to fraction form
    19,733.81/29,346.96 = 19,110.86/x
  3. Step 3: Cross multiply
    19,733.81x = 29,346.96 × 19,110.86
  4. Step 4: Simplify right side
    19,733.81x = 560,845,497.25
  5. Step 5: Solve for x
    x = 560,845,497.25/19,733.81
  6. Step 6: Final answer
    x = 28,420.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.