Home / 14,803.39-20,417.16-8,833.78

Finding the Fourth Proportional to 14,803.39, 20,417.16 and 8,833.78

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Solution

The fourth proportional to 14,803.39, 20,417.16 and 8,833.78 is: 12,183.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,803.39 : 20,417.16 = 8,833.78 : x
  2. Step 2: Convert to fraction form
    14,803.39/20,417.16 = 8,833.78/x
  3. Step 3: Cross multiply
    14,803.39x = 20,417.16 × 8,833.78
  4. Step 4: Simplify right side
    14,803.39x = 180,360,699.66
  5. Step 5: Solve for x
    x = 180,360,699.66/14,803.39
  6. Step 6: Final answer
    x = 12,183.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.