Home / 25,398.43-37,943.19-16,440.79

Finding the Fourth Proportional to 25,398.43, 37,943.19 and 16,440.79

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Solution

The fourth proportional to 25,398.43, 37,943.19 and 16,440.79 is: 24,561.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,398.43 : 37,943.19 = 16,440.79 : x
  2. Step 2: Convert to fraction form
    25,398.43/37,943.19 = 16,440.79/x
  3. Step 3: Cross multiply
    25,398.43x = 37,943.19 × 16,440.79
  4. Step 4: Simplify right side
    25,398.43x = 623,816,018.72
  5. Step 5: Solve for x
    x = 623,816,018.72/25,398.43
  6. Step 6: Final answer
    x = 24,561.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.