Home / 12,530.10-18,804.28-10,094.34

Finding the Fourth Proportional to 12,530.10, 18,804.28 and 10,094.34

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Solution

The fourth proportional to 12,530.10, 18,804.28 and 10,094.34 is: 15,148.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,530.10 : 18,804.28 = 10,094.34 : x
  2. Step 2: Convert to fraction form
    12,530.10/18,804.28 = 10,094.34/x
  3. Step 3: Cross multiply
    12,530.10x = 18,804.28 × 10,094.34
  4. Step 4: Simplify right side
    12,530.10x = 189,816,795.78
  5. Step 5: Solve for x
    x = 189,816,795.78/12,530.10
  6. Step 6: Final answer
    x = 15,148.87

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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.