Home / 19,434.48-29,155.32-6,286.56

Finding the Fourth Proportional to 19,434.48, 29,155.32 and 6,286.56

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Solution

The fourth proportional to 19,434.48, 29,155.32 and 6,286.56 is: 9,431.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,434.48 : 29,155.32 = 6,286.56 : x
  2. Step 2: Convert to fraction form
    19,434.48/29,155.32 = 6,286.56/x
  3. Step 3: Cross multiply
    19,434.48x = 29,155.32 × 6,286.56
  4. Step 4: Simplify right side
    19,434.48x = 183,286,668.50
  5. Step 5: Solve for x
    x = 183,286,668.50/19,434.48
  6. Step 6: Final answer
    x = 9,431.00

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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.