Home / 14,037.69-19,372.64-8,071.23

Finding the Fourth Proportional to 14,037.69, 19,372.64 and 8,071.23

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Solution

The fourth proportional to 14,037.69, 19,372.64 and 8,071.23 is: 11,138.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.69 : 19,372.64 = 8,071.23 : x
  2. Step 2: Convert to fraction form
    14,037.69/19,372.64 = 8,071.23/x
  3. Step 3: Cross multiply
    14,037.69x = 19,372.64 × 8,071.23
  4. Step 4: Simplify right side
    14,037.69x = 156,360,992.79
  5. Step 5: Solve for x
    x = 156,360,992.79/14,037.69
  6. Step 6: Final answer
    x = 11,138.66

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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.