Home / 25,270.32-34,873.18-13,940.22

Finding the Fourth Proportional to 25,270.32, 34,873.18 and 13,940.22

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Solution

The fourth proportional to 25,270.32, 34,873.18 and 13,940.22 is: 19,237.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,270.32 : 34,873.18 = 13,940.22 : x
  2. Step 2: Convert to fraction form
    25,270.32/34,873.18 = 13,940.22/x
  3. Step 3: Cross multiply
    25,270.32x = 34,873.18 × 13,940.22
  4. Step 4: Simplify right side
    25,270.32x = 486,139,801.30
  5. Step 5: Solve for x
    x = 486,139,801.30/25,270.32
  6. Step 6: Final answer
    x = 19,237.58

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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.