Home / 10,030.56-15,042.72-3,365.76

Finding the Fourth Proportional to 10,030.56, 15,042.72 and 3,365.76

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Solution

The fourth proportional to 10,030.56, 15,042.72 and 3,365.76 is: 5,047.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.56 : 15,042.72 = 3,365.76 : x
  2. Step 2: Convert to fraction form
    10,030.56/15,042.72 = 3,365.76/x
  3. Step 3: Cross multiply
    10,030.56x = 15,042.72 × 3,365.76
  4. Step 4: Simplify right side
    10,030.56x = 50,630,185.27
  5. Step 5: Solve for x
    x = 50,630,185.27/10,030.56
  6. Step 6: Final answer
    x = 5,047.59

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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.