Home / 19,564.07-29,325.38-6,412.91

Finding the Fourth Proportional to 19,564.07, 29,325.38 and 6,412.91

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Solution

The fourth proportional to 19,564.07, 29,325.38 and 6,412.91 is: 9,612.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,564.07 : 29,325.38 = 6,412.91 : x
  2. Step 2: Convert to fraction form
    19,564.07/29,325.38 = 6,412.91/x
  3. Step 3: Cross multiply
    19,564.07x = 29,325.38 × 6,412.91
  4. Step 4: Simplify right side
    19,564.07x = 188,060,843.96
  5. Step 5: Solve for x
    x = 188,060,843.96/19,564.07
  6. Step 6: Final answer
    x = 9,612.56

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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.