Home / 14,004.08-19,325.40-7,717.04

Finding the Fourth Proportional to 14,004.08, 19,325.40 and 7,717.04

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Solution

The fourth proportional to 14,004.08, 19,325.40 and 7,717.04 is: 10,649.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.08 : 19,325.40 = 7,717.04 : x
  2. Step 2: Convert to fraction form
    14,004.08/19,325.40 = 7,717.04/x
  3. Step 3: Cross multiply
    14,004.08x = 19,325.40 × 7,717.04
  4. Step 4: Simplify right side
    14,004.08x = 149,134,884.82
  5. Step 5: Solve for x
    x = 149,134,884.82/14,004.08
  6. Step 6: Final answer
    x = 10,649.39

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Half scale
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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.