Home / 16,148.77-24,222.49-5,621.20

Finding the Fourth Proportional to 16,148.77, 24,222.49 and 5,621.20

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Solution

The fourth proportional to 16,148.77, 24,222.49 and 5,621.20 is: 8,431.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,148.77 : 24,222.49 = 5,621.20 : x
  2. Step 2: Convert to fraction form
    16,148.77/24,222.49 = 5,621.20/x
  3. Step 3: Cross multiply
    16,148.77x = 24,222.49 × 5,621.20
  4. Step 4: Simplify right side
    16,148.77x = 136,159,460.79
  5. Step 5: Solve for x
    x = 136,159,460.79/16,148.77
  6. Step 6: Final answer
    x = 8,431.57

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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.