Home / 14,621.13-20,177.16-8,333.50

Finding the Fourth Proportional to 14,621.13, 20,177.16 and 8,333.50

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Solution

The fourth proportional to 14,621.13, 20,177.16 and 8,333.50 is: 11,500.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.13 : 20,177.16 = 8,333.50 : x
  2. Step 2: Convert to fraction form
    14,621.13/20,177.16 = 8,333.50/x
  3. Step 3: Cross multiply
    14,621.13x = 20,177.16 × 8,333.50
  4. Step 4: Simplify right side
    14,621.13x = 168,146,362.86
  5. Step 5: Solve for x
    x = 168,146,362.86/14,621.13
  6. Step 6: Final answer
    x = 11,500.23

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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.