Home / 34,106.77-51,159.80-13,330.09

Finding the Fourth Proportional to 34,106.77, 51,159.80 and 13,330.09

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Solution

The fourth proportional to 34,106.77, 51,159.80 and 13,330.09 is: 19,995.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,106.77 : 51,159.80 = 13,330.09 : x
  2. Step 2: Convert to fraction form
    34,106.77/51,159.80 = 13,330.09/x
  3. Step 3: Cross multiply
    34,106.77x = 51,159.80 × 13,330.09
  4. Step 4: Simplify right side
    34,106.77x = 681,964,738.38
  5. Step 5: Solve for x
    x = 681,964,738.38/34,106.77
  6. Step 6: Final answer
    x = 19,995.00

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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.