Home / 25,700.52-38,523.15-16,812.48

Finding the Fourth Proportional to 25,700.52, 38,523.15 and 16,812.48

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Solution

The fourth proportional to 25,700.52, 38,523.15 and 16,812.48 is: 25,200.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,700.52 : 38,523.15 = 16,812.48 : x
  2. Step 2: Convert to fraction form
    25,700.52/38,523.15 = 16,812.48/x
  3. Step 3: Cross multiply
    25,700.52x = 38,523.15 × 16,812.48
  4. Step 4: Simplify right side
    25,700.52x = 647,669,688.91
  5. Step 5: Solve for x
    x = 647,669,688.91/25,700.52
  6. Step 6: Final answer
    x = 25,200.65

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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.