Home / 19,014.88-26,241.92-10,518.72

Finding the Fourth Proportional to 19,014.88, 26,241.92 and 10,518.72

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Solution

The fourth proportional to 19,014.88, 26,241.92 and 10,518.72 is: 14,516.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,014.88 : 26,241.92 = 10,518.72 : x
  2. Step 2: Convert to fraction form
    19,014.88/26,241.92 = 10,518.72/x
  3. Step 3: Cross multiply
    19,014.88x = 26,241.92 × 10,518.72
  4. Step 4: Simplify right side
    19,014.88x = 276,031,408.74
  5. Step 5: Solve for x
    x = 276,031,408.74/19,014.88
  6. Step 6: Final answer
    x = 14,516.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.