Home / 25,713.66-35,421.43-21,924.48

Finding the Fourth Proportional to 25,713.66, 35,421.43 and 21,924.48

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Solution

The fourth proportional to 25,713.66, 35,421.43 and 21,924.48 is: 30,201.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,713.66 : 35,421.43 = 21,924.48 : x
  2. Step 2: Convert to fraction form
    25,713.66/35,421.43 = 21,924.48/x
  3. Step 3: Cross multiply
    25,713.66x = 35,421.43 × 21,924.48
  4. Step 4: Simplify right side
    25,713.66x = 776,596,433.61
  5. Step 5: Solve for x
    x = 776,596,433.61/25,713.66
  6. Step 6: Final answer
    x = 30,201.71

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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.