Home / 10,026.58-15,031.74-4,187.56

Finding the Fourth Proportional to 10,026.58, 15,031.74 and 4,187.56

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Solution

The fourth proportional to 10,026.58, 15,031.74 and 4,187.56 is: 6,277.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,026.58 : 15,031.74 = 4,187.56 : x
  2. Step 2: Convert to fraction form
    10,026.58/15,031.74 = 4,187.56/x
  3. Step 3: Cross multiply
    10,026.58x = 15,031.74 × 4,187.56
  4. Step 4: Simplify right side
    10,026.58x = 62,946,313.15
  5. Step 5: Solve for x
    x = 62,946,313.15/10,026.58
  6. Step 6: Final answer
    x = 6,277.94

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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.