Home / 25,270.65-34,873.05-13,941.18

Finding the Fourth Proportional to 25,270.65, 34,873.05 and 13,941.18

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Solution

The fourth proportional to 25,270.65, 34,873.05 and 13,941.18 is: 19,238.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,270.65 : 34,873.05 = 13,941.18 : x
  2. Step 2: Convert to fraction form
    25,270.65/34,873.05 = 13,941.18/x
  3. Step 3: Cross multiply
    25,270.65x = 34,873.05 × 13,941.18
  4. Step 4: Simplify right side
    25,270.65x = 486,171,467.20
  5. Step 5: Solve for x
    x = 486,171,467.20/25,270.65
  6. Step 6: Final answer
    x = 19,238.58

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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.