Home / 25,143.62-37,660.04-16,784.48

Finding the Fourth Proportional to 25,143.62, 37,660.04 and 16,784.48

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Solution

The fourth proportional to 25,143.62, 37,660.04 and 16,784.48 is: 25,139.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,143.62 : 37,660.04 = 16,784.48 : x
  2. Step 2: Convert to fraction form
    25,143.62/37,660.04 = 16,784.48/x
  3. Step 3: Cross multiply
    25,143.62x = 37,660.04 × 16,784.48
  4. Step 4: Simplify right side
    25,143.62x = 632,104,261.35
  5. Step 5: Solve for x
    x = 632,104,261.35/25,143.62
  6. Step 6: Final answer
    x = 25,139.75

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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.