Home / 53,053.32-79,580.90-17,993.88

Finding the Fourth Proportional to 53,053.32, 79,580.90 and 17,993.88

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Solution

The fourth proportional to 53,053.32, 79,580.90 and 17,993.88 is: 26,991.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,053.32 : 79,580.90 = 17,993.88 : x
  2. Step 2: Convert to fraction form
    53,053.32/79,580.90 = 17,993.88/x
  3. Step 3: Cross multiply
    53,053.32x = 79,580.90 × 17,993.88
  4. Step 4: Simplify right side
    53,053.32x = 1,431,969,074.92
  5. Step 5: Solve for x
    x = 1,431,969,074.92/53,053.32
  6. Step 6: Final answer
    x = 26,991.13

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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.