Home / 19,189.10-28,784.68-6,042.50

Finding the Fourth Proportional to 19,189.10, 28,784.68 and 6,042.50

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Solution

The fourth proportional to 19,189.10, 28,784.68 and 6,042.50 is: 9,064.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,189.10 : 28,784.68 = 6,042.50 : x
  2. Step 2: Convert to fraction form
    19,189.10/28,784.68 = 6,042.50/x
  3. Step 3: Cross multiply
    19,189.10x = 28,784.68 × 6,042.50
  4. Step 4: Simplify right side
    19,189.10x = 173,931,377.81
  5. Step 5: Solve for x
    x = 173,931,377.81/19,189.10
  6. Step 6: Final answer
    x = 9,064.07

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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.