Home / 53,292.85-73,546.51-30,639.17

Finding the Fourth Proportional to 53,292.85, 73,546.51 and 30,639.17

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Solution

The fourth proportional to 53,292.85, 73,546.51 and 30,639.17 is: 42,283.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,292.85 : 73,546.51 = 30,639.17 : x
  2. Step 2: Convert to fraction form
    53,292.85/73,546.51 = 30,639.17/x
  3. Step 3: Cross multiply
    53,292.85x = 73,546.51 × 30,639.17
  4. Step 4: Simplify right side
    53,292.85x = 2,253,404,022.80
  5. Step 5: Solve for x
    x = 2,253,404,022.80/53,292.85
  6. Step 6: Final answer
    x = 42,283.42

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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.