Home / 34,165.13-51,237.77-13,103.63

Finding the Fourth Proportional to 34,165.13, 51,237.77 and 13,103.63

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Solution

The fourth proportional to 34,165.13, 51,237.77 and 13,103.63 is: 19,651.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,165.13 : 51,237.77 = 13,103.63 : x
  2. Step 2: Convert to fraction form
    34,165.13/51,237.77 = 13,103.63/x
  3. Step 3: Cross multiply
    34,165.13x = 51,237.77 × 13,103.63
  4. Step 4: Simplify right side
    34,165.13x = 671,400,458.40
  5. Step 5: Solve for x
    x = 671,400,458.40/34,165.13
  6. Step 6: Final answer
    x = 19,651.63

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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.