Home / 25,107.90-37,642.38-14,561.70

Finding the Fourth Proportional to 25,107.90, 37,642.38 and 14,561.70

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Solution

The fourth proportional to 25,107.90, 37,642.38 and 14,561.70 is: 21,831.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,107.90 : 37,642.38 = 14,561.70 : x
  2. Step 2: Convert to fraction form
    25,107.90/37,642.38 = 14,561.70/x
  3. Step 3: Cross multiply
    25,107.90x = 37,642.38 × 14,561.70
  4. Step 4: Simplify right side
    25,107.90x = 548,137,044.85
  5. Step 5: Solve for x
    x = 548,137,044.85/25,107.90
  6. Step 6: Final answer
    x = 21,831.26

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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.