Home / 14,094.43-19,451.63-7,806.81

Finding the Fourth Proportional to 14,094.43, 19,451.63 and 7,806.81

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Solution

The fourth proportional to 14,094.43, 19,451.63 and 7,806.81 is: 10,774.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,094.43 : 19,451.63 = 7,806.81 : x
  2. Step 2: Convert to fraction form
    14,094.43/19,451.63 = 7,806.81/x
  3. Step 3: Cross multiply
    14,094.43x = 19,451.63 × 7,806.81
  4. Step 4: Simplify right side
    14,094.43x = 151,855,179.60
  5. Step 5: Solve for x
    x = 151,855,179.60/14,094.43
  6. Step 6: Final answer
    x = 10,774.13

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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.