Home / 10,014.39-15,030.66-5,338.32

Finding the Fourth Proportional to 10,014.39, 15,030.66 and 5,338.32

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Solution

The fourth proportional to 10,014.39, 15,030.66 and 5,338.32 is: 8,012.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.39 : 15,030.66 = 5,338.32 : x
  2. Step 2: Convert to fraction form
    10,014.39/15,030.66 = 5,338.32/x
  3. Step 3: Cross multiply
    10,014.39x = 15,030.66 × 5,338.32
  4. Step 4: Simplify right side
    10,014.39x = 80,238,472.89
  5. Step 5: Solve for x
    x = 80,238,472.89/10,014.39
  6. Step 6: Final answer
    x = 8,012.32

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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.