Home / 34,109.17-51,161.25-10,742.29

Finding the Fourth Proportional to 34,109.17, 51,161.25 and 10,742.29

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Solution

The fourth proportional to 34,109.17, 51,161.25 and 10,742.29 is: 16,112.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,109.17 : 51,161.25 = 10,742.29 : x
  2. Step 2: Convert to fraction form
    34,109.17/51,161.25 = 10,742.29/x
  3. Step 3: Cross multiply
    34,109.17x = 51,161.25 × 10,742.29
  4. Step 4: Simplify right side
    34,109.17x = 549,588,984.26
  5. Step 5: Solve for x
    x = 549,588,984.26/34,109.17
  6. Step 6: Final answer
    x = 16,112.65

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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.