Home / 19,529.27-29,287.84-7,047.68

Finding the Fourth Proportional to 19,529.27, 29,287.84 and 7,047.68

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Solution

The fourth proportional to 19,529.27, 29,287.84 and 7,047.68 is: 10,569.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,529.27 : 29,287.84 = 7,047.68 : x
  2. Step 2: Convert to fraction form
    19,529.27/29,287.84 = 7,047.68/x
  3. Step 3: Cross multiply
    19,529.27x = 29,287.84 × 7,047.68
  4. Step 4: Simplify right side
    19,529.27x = 206,411,324.21
  5. Step 5: Solve for x
    x = 206,411,324.21/19,529.27
  6. Step 6: Final answer
    x = 10,569.33

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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.