Home / 14,050.01-19,390.95-8,081.57

Finding the Fourth Proportional to 14,050.01, 19,390.95 and 8,081.57

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Solution

The fourth proportional to 14,050.01, 19,390.95 and 8,081.57 is: 11,153.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,050.01 : 19,390.95 = 8,081.57 : x
  2. Step 2: Convert to fraction form
    14,050.01/19,390.95 = 8,081.57/x
  3. Step 3: Cross multiply
    14,050.01x = 19,390.95 × 8,081.57
  4. Step 4: Simplify right side
    14,050.01x = 156,709,222.84
  5. Step 5: Solve for x
    x = 156,709,222.84/14,050.01
  6. Step 6: Final answer
    x = 11,153.68

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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.