Home / 14,047.63-19,386.75-8,081.17

Finding the Fourth Proportional to 14,047.63, 19,386.75 and 8,081.17

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Solution

The fourth proportional to 14,047.63, 19,386.75 and 8,081.17 is: 11,152.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,047.63 : 19,386.75 = 8,081.17 : x
  2. Step 2: Convert to fraction form
    14,047.63/19,386.75 = 8,081.17/x
  3. Step 3: Cross multiply
    14,047.63x = 19,386.75 × 8,081.17
  4. Step 4: Simplify right side
    14,047.63x = 156,667,622.50
  5. Step 5: Solve for x
    x = 156,667,622.50/14,047.63
  6. Step 6: Final answer
    x = 11,152.60

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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.