Home / 25,210.48-34,791.22-13,881.16

Finding the Fourth Proportional to 25,210.48, 34,791.22 and 13,881.16

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Solution

The fourth proportional to 25,210.48, 34,791.22 and 13,881.16 is: 19,156.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,210.48 : 34,791.22 = 13,881.16 : x
  2. Step 2: Convert to fraction form
    25,210.48/34,791.22 = 13,881.16/x
  3. Step 3: Cross multiply
    25,210.48x = 34,791.22 × 13,881.16
  4. Step 4: Simplify right side
    25,210.48x = 482,942,491.42
  5. Step 5: Solve for x
    x = 482,942,491.42/25,210.48
  6. Step 6: Final answer
    x = 19,156.42

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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.