Home / 39,131.10-58,696.91-11,051.05

Finding the Fourth Proportional to 39,131.10, 58,696.91 and 11,051.05

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Solution

The fourth proportional to 39,131.10, 58,696.91 and 11,051.05 is: 16,576.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,131.10 : 58,696.91 = 11,051.05 : x
  2. Step 2: Convert to fraction form
    39,131.10/58,696.91 = 11,051.05/x
  3. Step 3: Cross multiply
    39,131.10x = 58,696.91 × 11,051.05
  4. Step 4: Simplify right side
    39,131.10x = 648,662,326.70
  5. Step 5: Solve for x
    x = 648,662,326.70/39,131.10
  6. Step 6: Final answer
    x = 16,576.64

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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.