Home / 53,237.87-79,839.52-17,689.64

Finding the Fourth Proportional to 53,237.87, 79,839.52 and 17,689.64

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Solution

The fourth proportional to 53,237.87, 79,839.52 and 17,689.64 is: 26,528.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,237.87 : 79,839.52 = 17,689.64 : x
  2. Step 2: Convert to fraction form
    53,237.87/79,839.52 = 17,689.64/x
  3. Step 3: Cross multiply
    53,237.87x = 79,839.52 × 17,689.64
  4. Step 4: Simplify right side
    53,237.87x = 1,412,332,338.64
  5. Step 5: Solve for x
    x = 1,412,332,338.64/53,237.87
  6. Step 6: Final answer
    x = 26,528.72

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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.