Home / 19,302.09-28,952.83-6,154.38

Finding the Fourth Proportional to 19,302.09, 28,952.83 and 6,154.38

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Solution

The fourth proportional to 19,302.09, 28,952.83 and 6,154.38 is: 9,231.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,302.09 : 28,952.83 = 6,154.38 : x
  2. Step 2: Convert to fraction form
    19,302.09/28,952.83 = 6,154.38/x
  3. Step 3: Cross multiply
    19,302.09x = 28,952.83 × 6,154.38
  4. Step 4: Simplify right side
    19,302.09x = 178,186,573.13
  5. Step 5: Solve for x
    x = 178,186,573.13/19,302.09
  6. Step 6: Final answer
    x = 9,231.47

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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.