Home / 29,275.15-43,918.80-11,746.34

Finding the Fourth Proportional to 29,275.15, 43,918.80 and 11,746.34

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Solution

The fourth proportional to 29,275.15, 43,918.80 and 11,746.34 is: 17,621.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,275.15 : 43,918.80 = 11,746.34 : x
  2. Step 2: Convert to fraction form
    29,275.15/43,918.80 = 11,746.34/x
  3. Step 3: Cross multiply
    29,275.15x = 43,918.80 × 11,746.34
  4. Step 4: Simplify right side
    29,275.15x = 515,885,222.94
  5. Step 5: Solve for x
    x = 515,885,222.94/29,275.15
  6. Step 6: Final answer
    x = 17,621.95

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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.