Home / 15,874.72-23,653.64-15,168.16

Finding the Fourth Proportional to 15,874.72, 23,653.64 and 15,168.16

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Solution

The fourth proportional to 15,874.72, 23,653.64 and 15,168.16 is: 22,600.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,874.72 : 23,653.64 = 15,168.16 : x
  2. Step 2: Convert to fraction form
    15,874.72/23,653.64 = 15,168.16/x
  3. Step 3: Cross multiply
    15,874.72x = 23,653.64 × 15,168.16
  4. Step 4: Simplify right side
    15,874.72x = 358,782,196.10
  5. Step 5: Solve for x
    x = 358,782,196.10/15,874.72
  6. Step 6: Final answer
    x = 22,600.85

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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.