Home / 34,167.13-51,245.74-13,112.47

Finding the Fourth Proportional to 34,167.13, 51,245.74 and 13,112.47

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Solution

The fourth proportional to 34,167.13, 51,245.74 and 13,112.47 is: 19,666.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,167.13 : 51,245.74 = 13,112.47 : x
  2. Step 2: Convert to fraction form
    34,167.13/51,245.74 = 13,112.47/x
  3. Step 3: Cross multiply
    34,167.13x = 51,245.74 × 13,112.47
  4. Step 4: Simplify right side
    34,167.13x = 671,958,228.38
  5. Step 5: Solve for x
    x = 671,958,228.38/34,167.13
  6. Step 6: Final answer
    x = 19,666.80

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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.