Home / 19,001.33-28,495.15-6,518.11

Finding the Fourth Proportional to 19,001.33, 28,495.15 and 6,518.11

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Solution

The fourth proportional to 19,001.33, 28,495.15 and 6,518.11 is: 9,774.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001.33 : 28,495.15 = 6,518.11 : x
  2. Step 2: Convert to fraction form
    19,001.33/28,495.15 = 6,518.11/x
  3. Step 3: Cross multiply
    19,001.33x = 28,495.15 × 6,518.11
  4. Step 4: Simplify right side
    19,001.33x = 185,734,541.49
  5. Step 5: Solve for x
    x = 185,734,541.49/19,001.33
  6. Step 6: Final answer
    x = 9,774.82

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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.