Home / 25,190.04-34,764.71-18,805.55

Finding the Fourth Proportional to 25,190.04, 34,764.71 and 18,805.55

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Solution

The fourth proportional to 25,190.04, 34,764.71 and 18,805.55 is: 25,953.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,190.04 : 34,764.71 = 18,805.55 : x
  2. Step 2: Convert to fraction form
    25,190.04/34,764.71 = 18,805.55/x
  3. Step 3: Cross multiply
    25,190.04x = 34,764.71 × 18,805.55
  4. Step 4: Simplify right side
    25,190.04x = 653,769,224.29
  5. Step 5: Solve for x
    x = 653,769,224.29/25,190.04
  6. Step 6: Final answer
    x = 25,953.48

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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.