Home / 12,507.48-18,761.25-5,014.44

Finding the Fourth Proportional to 12,507.48, 18,761.25 and 5,014.44

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Solution

The fourth proportional to 12,507.48, 18,761.25 and 5,014.44 is: 7,521.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,507.48 : 18,761.25 = 5,014.44 : x
  2. Step 2: Convert to fraction form
    12,507.48/18,761.25 = 5,014.44/x
  3. Step 3: Cross multiply
    12,507.48x = 18,761.25 × 5,014.44
  4. Step 4: Simplify right side
    12,507.48x = 94,077,162.45
  5. Step 5: Solve for x
    x = 94,077,162.45/12,507.48
  6. Step 6: Final answer
    x = 7,521.67

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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.