Home / 29,982.69-44,973.96-12,220.74

Finding the Fourth Proportional to 29,982.69, 44,973.96 and 12,220.74

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Solution

The fourth proportional to 29,982.69, 44,973.96 and 12,220.74 is: 18,331.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,982.69 : 44,973.96 = 12,220.74 : x
  2. Step 2: Convert to fraction form
    29,982.69/44,973.96 = 12,220.74/x
  3. Step 3: Cross multiply
    29,982.69x = 44,973.96 × 12,220.74
  4. Step 4: Simplify right side
    29,982.69x = 549,615,071.93
  5. Step 5: Solve for x
    x = 549,615,071.93/29,982.69
  6. Step 6: Final answer
    x = 18,331.08

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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.