Home / 18,437.10-27,655.64-4,586.10

Finding the Fourth Proportional to 18,437.10, 27,655.64 and 4,586.10

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Solution

The fourth proportional to 18,437.10, 27,655.64 and 4,586.10 is: 6,879.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,437.10 : 27,655.64 = 4,586.10 : x
  2. Step 2: Convert to fraction form
    18,437.10/27,655.64 = 4,586.10/x
  3. Step 3: Cross multiply
    18,437.10x = 27,655.64 × 4,586.10
  4. Step 4: Simplify right side
    18,437.10x = 126,831,530.60
  5. Step 5: Solve for x
    x = 126,831,530.60/18,437.10
  6. Step 6: Final answer
    x = 6,879.15

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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.