Home / 18,598.30-27,901.62-8,737.72

Finding the Fourth Proportional to 18,598.30, 27,901.62 and 8,737.72

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Solution

The fourth proportional to 18,598.30, 27,901.62 and 8,737.72 is: 13,108.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,598.30 : 27,901.62 = 8,737.72 : x
  2. Step 2: Convert to fraction form
    18,598.30/27,901.62 = 8,737.72/x
  3. Step 3: Cross multiply
    18,598.30x = 27,901.62 × 8,737.72
  4. Step 4: Simplify right side
    18,598.30x = 243,796,543.11
  5. Step 5: Solve for x
    x = 243,796,543.11/18,598.30
  6. Step 6: Final answer
    x = 13,108.54

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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.