Home / 50,679.17-76,019.66-15,617.91

Finding the Fourth Proportional to 50,679.17, 76,019.66 and 15,617.91

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Solution

The fourth proportional to 50,679.17, 76,019.66 and 15,617.91 is: 23,427.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,679.17 : 76,019.66 = 15,617.91 : x
  2. Step 2: Convert to fraction form
    50,679.17/76,019.66 = 15,617.91/x
  3. Step 3: Cross multiply
    50,679.17x = 76,019.66 × 15,617.91
  4. Step 4: Simplify right side
    50,679.17x = 1,187,268,561.51
  5. Step 5: Solve for x
    x = 1,187,268,561.51/50,679.17
  6. Step 6: Final answer
    x = 23,427.15

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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.