Home / 40,016.79-60,034.91-11,935.71

Finding the Fourth Proportional to 40,016.79, 60,034.91 and 11,935.71

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Solution

The fourth proportional to 40,016.79, 60,034.91 and 11,935.71 is: 17,906.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,016.79 : 60,034.91 = 11,935.71 : x
  2. Step 2: Convert to fraction form
    40,016.79/60,034.91 = 11,935.71/x
  3. Step 3: Cross multiply
    40,016.79x = 60,034.91 × 11,935.71
  4. Step 4: Simplify right side
    40,016.79x = 716,559,215.96
  5. Step 5: Solve for x
    x = 716,559,215.96/40,016.79
  6. Step 6: Final answer
    x = 17,906.46

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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.