Home / 48,869.94-67,447.71-30,966.60

Finding the Fourth Proportional to 48,869.94, 67,447.71 and 30,966.60

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Solution

The fourth proportional to 48,869.94, 67,447.71 and 30,966.60 is: 42,738.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,869.94 : 67,447.71 = 30,966.60 : x
  2. Step 2: Convert to fraction form
    48,869.94/67,447.71 = 30,966.60/x
  3. Step 3: Cross multiply
    48,869.94x = 67,447.71 × 30,966.60
  4. Step 4: Simplify right side
    48,869.94x = 2,088,626,256.49
  5. Step 5: Solve for x
    x = 2,088,626,256.49/48,869.94
  6. Step 6: Final answer
    x = 42,738.47

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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.