Home / 13,081.46-19,622.16-5,295.74

Finding the Fourth Proportional to 13,081.46, 19,622.16 and 5,295.74

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Solution

The fourth proportional to 13,081.46, 19,622.16 and 5,295.74 is: 7,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,081.46 : 19,622.16 = 5,295.74 : x
  2. Step 2: Convert to fraction form
    13,081.46/19,622.16 = 5,295.74/x
  3. Step 3: Cross multiply
    13,081.46x = 19,622.16 × 5,295.74
  4. Step 4: Simplify right side
    13,081.46x = 103,913,857.60
  5. Step 5: Solve for x
    x = 103,913,857.60/13,081.46
  6. Step 6: Final answer
    x = 7,943.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.