Home / 10,022.47-15,031.86-3,003.40

Finding the Fourth Proportional to 10,022.47, 15,031.86 and 3,003.40

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Solution

The fourth proportional to 10,022.47, 15,031.86 and 3,003.40 is: 4,504.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022.47 : 15,031.86 = 3,003.40 : x
  2. Step 2: Convert to fraction form
    10,022.47/15,031.86 = 3,003.40/x
  3. Step 3: Cross multiply
    10,022.47x = 15,031.86 × 3,003.40
  4. Step 4: Simplify right side
    10,022.47x = 45,146,688.32
  5. Step 5: Solve for x
    x = 45,146,688.32/10,022.47
  6. Step 6: Final answer
    x = 4,504.55

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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.