Home / 19,326.28-28,989.58-6,846.36

Finding the Fourth Proportional to 19,326.28, 28,989.58 and 6,846.36

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Solution

The fourth proportional to 19,326.28, 28,989.58 and 6,846.36 is: 10,269.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,326.28 : 28,989.58 = 6,846.36 : x
  2. Step 2: Convert to fraction form
    19,326.28/28,989.58 = 6,846.36/x
  3. Step 3: Cross multiply
    19,326.28x = 28,989.58 × 6,846.36
  4. Step 4: Simplify right side
    19,326.28x = 198,473,100.93
  5. Step 5: Solve for x
    x = 198,473,100.93/19,326.28
  6. Step 6: Final answer
    x = 10,269.60

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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.