Home / 25,090.95-34,619.97-14,478.33

Finding the Fourth Proportional to 25,090.95, 34,619.97 and 14,478.33

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Solution

The fourth proportional to 25,090.95, 34,619.97 and 14,478.33 is: 19,976.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,090.95 : 34,619.97 = 14,478.33 : x
  2. Step 2: Convert to fraction form
    25,090.95/34,619.97 = 14,478.33/x
  3. Step 3: Cross multiply
    25,090.95x = 34,619.97 × 14,478.33
  4. Step 4: Simplify right side
    25,090.95x = 501,239,350.25
  5. Step 5: Solve for x
    x = 501,239,350.25/25,090.95
  6. Step 6: Final answer
    x = 19,976.90

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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.