Home / 40,109.08-60,146.61-12,033.13

Finding the Fourth Proportional to 40,109.08, 60,146.61 and 12,033.13

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Solution

The fourth proportional to 40,109.08, 60,146.61 and 12,033.13 is: 18,044.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,109.08 : 60,146.61 = 12,033.13 : x
  2. Step 2: Convert to fraction form
    40,109.08/60,146.61 = 12,033.13/x
  3. Step 3: Cross multiply
    40,109.08x = 60,146.61 × 12,033.13
  4. Step 4: Simplify right side
    40,109.08x = 723,751,977.19
  5. Step 5: Solve for x
    x = 723,751,977.19/40,109.08
  6. Step 6: Final answer
    x = 18,044.59

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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.