Home / 25,290.23-34,864.25-19,903.33

Finding the Fourth Proportional to 25,290.23, 34,864.25 and 19,903.33

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Solution

The fourth proportional to 25,290.23, 34,864.25 and 19,903.33 is: 27,438.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,290.23 : 34,864.25 = 19,903.33 : x
  2. Step 2: Convert to fraction form
    25,290.23/34,864.25 = 19,903.33/x
  3. Step 3: Cross multiply
    25,290.23x = 34,864.25 × 19,903.33
  4. Step 4: Simplify right side
    25,290.23x = 693,914,672.95
  5. Step 5: Solve for x
    x = 693,914,672.95/25,290.23
  6. Step 6: Final answer
    x = 27,438.05

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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.