Home / 10,030.39-15,044.38-2,635.42

Finding the Fourth Proportional to 10,030.39, 15,044.38 and 2,635.42

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Solution

The fourth proportional to 10,030.39, 15,044.38 and 2,635.42 is: 3,952.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.39 : 15,044.38 = 2,635.42 : x
  2. Step 2: Convert to fraction form
    10,030.39/15,044.38 = 2,635.42/x
  3. Step 3: Cross multiply
    10,030.39x = 15,044.38 × 2,635.42
  4. Step 4: Simplify right side
    10,030.39x = 39,648,259.94
  5. Step 5: Solve for x
    x = 39,648,259.94/10,030.39
  6. Step 6: Final answer
    x = 3,952.81

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1.5x scale

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.