Home / 34,031.80-51,047.70-11,837.80

Finding the Fourth Proportional to 34,031.80, 51,047.70 and 11,837.80

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Solution

The fourth proportional to 34,031.80, 51,047.70 and 11,837.80 is: 17,756.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,031.80 : 51,047.70 = 11,837.80 : x
  2. Step 2: Convert to fraction form
    34,031.80/51,047.70 = 11,837.80/x
  3. Step 3: Cross multiply
    34,031.80x = 51,047.70 × 11,837.80
  4. Step 4: Simplify right side
    34,031.80x = 604,292,463.06
  5. Step 5: Solve for x
    x = 604,292,463.06/34,031.80
  6. Step 6: Final answer
    x = 17,756.70

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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.