Home / 29,645.76-44,481.12-12,997.20

Finding the Fourth Proportional to 29,645.76, 44,481.12 and 12,997.20

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Solution

The fourth proportional to 29,645.76, 44,481.12 and 12,997.20 is: 19,501.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,645.76 : 44,481.12 = 12,997.20 : x
  2. Step 2: Convert to fraction form
    29,645.76/44,481.12 = 12,997.20/x
  3. Step 3: Cross multiply
    29,645.76x = 44,481.12 × 12,997.20
  4. Step 4: Simplify right side
    29,645.76x = 578,130,012.86
  5. Step 5: Solve for x
    x = 578,130,012.86/29,645.76
  6. Step 6: Final answer
    x = 19,501.27

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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.