Home / 14,408.55-19,881.36-8,033.76

Finding the Fourth Proportional to 14,408.55, 19,881.36 and 8,033.76

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Solution

The fourth proportional to 14,408.55, 19,881.36 and 8,033.76 is: 11,085.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,408.55 : 19,881.36 = 8,033.76 : x
  2. Step 2: Convert to fraction form
    14,408.55/19,881.36 = 8,033.76/x
  3. Step 3: Cross multiply
    14,408.55x = 19,881.36 × 8,033.76
  4. Step 4: Simplify right side
    14,408.55x = 159,722,074.71
  5. Step 5: Solve for x
    x = 159,722,074.71/14,408.55
  6. Step 6: Final answer
    x = 11,085.23

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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.