Home / 25,256.16-37,888.56-12,782.16

Finding the Fourth Proportional to 25,256.16, 37,888.56 and 12,782.16

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Solution

The fourth proportional to 25,256.16, 37,888.56 and 12,782.16 is: 19,175.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,256.16 : 37,888.56 = 12,782.16 : x
  2. Step 2: Convert to fraction form
    25,256.16/37,888.56 = 12,782.16/x
  3. Step 3: Cross multiply
    25,256.16x = 37,888.56 × 12,782.16
  4. Step 4: Simplify right side
    25,256.16x = 484,297,636.09
  5. Step 5: Solve for x
    x = 484,297,636.09/25,256.16
  6. Step 6: Final answer
    x = 19,175.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.