Home / 20,154.76-30,096.32-16,464.28

Finding the Fourth Proportional to 20,154.76, 30,096.32 and 16,464.28

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Solution

The fourth proportional to 20,154.76, 30,096.32 and 16,464.28 is: 24,585.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,154.76 : 30,096.32 = 16,464.28 : x
  2. Step 2: Convert to fraction form
    20,154.76/30,096.32 = 16,464.28/x
  3. Step 3: Cross multiply
    20,154.76x = 30,096.32 × 16,464.28
  4. Step 4: Simplify right side
    20,154.76x = 495,514,239.45
  5. Step 5: Solve for x
    x = 495,514,239.45/20,154.76
  6. Step 6: Final answer
    x = 24,585.47

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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.