Home / 14,719.23-20,312.01-8,004.69

Finding the Fourth Proportional to 14,719.23, 20,312.01 and 8,004.69

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Solution

The fourth proportional to 14,719.23, 20,312.01 and 8,004.69 is: 11,046.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,719.23 : 20,312.01 = 8,004.69 : x
  2. Step 2: Convert to fraction form
    14,719.23/20,312.01 = 8,004.69/x
  3. Step 3: Cross multiply
    14,719.23x = 20,312.01 × 8,004.69
  4. Step 4: Simplify right side
    14,719.23x = 162,591,343.33
  5. Step 5: Solve for x
    x = 162,591,343.33/14,719.23
  6. Step 6: Final answer
    x = 11,046.19

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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.