Home / 48,634.94-67,126.66-30,718.56

Finding the Fourth Proportional to 48,634.94, 67,126.66 and 30,718.56

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Solution

The fourth proportional to 48,634.94, 67,126.66 and 30,718.56 is: 42,398.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,634.94 : 67,126.66 = 30,718.56 : x
  2. Step 2: Convert to fraction form
    48,634.94/67,126.66 = 30,718.56/x
  3. Step 3: Cross multiply
    48,634.94x = 67,126.66 × 30,718.56
  4. Step 4: Simplify right side
    48,634.94x = 2,062,034,332.81
  5. Step 5: Solve for x
    x = 2,062,034,332.81/48,634.94
  6. Step 6: Final answer
    x = 42,398.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.