Home / 40,078.06-60,114.66-10,495.24

Finding the Fourth Proportional to 40,078.06, 60,114.66 and 10,495.24

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Solution

The fourth proportional to 40,078.06, 60,114.66 and 10,495.24 is: 15,742.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,078.06 : 60,114.66 = 10,495.24 : x
  2. Step 2: Convert to fraction form
    40,078.06/60,114.66 = 10,495.24/x
  3. Step 3: Cross multiply
    40,078.06x = 60,114.66 × 10,495.24
  4. Step 4: Simplify right side
    40,078.06x = 630,917,784.22
  5. Step 5: Solve for x
    x = 630,917,784.22/40,078.06
  6. Step 6: Final answer
    x = 15,742.22

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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.