Home / 25,297.71-34,913.79-21,041.25

Finding the Fourth Proportional to 25,297.71, 34,913.79 and 21,041.25

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Solution

The fourth proportional to 25,297.71, 34,913.79 and 21,041.25 is: 29,039.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,297.71 : 34,913.79 = 21,041.25 : x
  2. Step 2: Convert to fraction form
    25,297.71/34,913.79 = 21,041.25/x
  3. Step 3: Cross multiply
    25,297.71x = 34,913.79 × 21,041.25
  4. Step 4: Simplify right side
    25,297.71x = 734,629,783.84
  5. Step 5: Solve for x
    x = 734,629,783.84/25,297.71
  6. Step 6: Final answer
    x = 29,039.38

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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.