Home / 28,796.74-43,215.27-13,224.58

Finding the Fourth Proportional to 28,796.74, 43,215.27 and 13,224.58

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Solution

The fourth proportional to 28,796.74, 43,215.27 and 13,224.58 is: 19,846.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,796.74 : 43,215.27 = 13,224.58 : x
  2. Step 2: Convert to fraction form
    28,796.74/43,215.27 = 13,224.58/x
  3. Step 3: Cross multiply
    28,796.74x = 43,215.27 × 13,224.58
  4. Step 4: Simplify right side
    28,796.74x = 571,503,795.34
  5. Step 5: Solve for x
    x = 571,503,795.34/28,796.74
  6. Step 6: Final answer
    x = 19,846.13

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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.