Home / 14,907.48-20,572.42-8,193.24

Finding the Fourth Proportional to 14,907.48, 20,572.42 and 8,193.24

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Solution

The fourth proportional to 14,907.48, 20,572.42 and 8,193.24 is: 11,306.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,907.48 : 20,572.42 = 8,193.24 : x
  2. Step 2: Convert to fraction form
    14,907.48/20,572.42 = 8,193.24/x
  3. Step 3: Cross multiply
    14,907.48x = 20,572.42 × 8,193.24
  4. Step 4: Simplify right side
    14,907.48x = 168,554,774.44
  5. Step 5: Solve for x
    x = 168,554,774.44/14,907.48
  6. Step 6: Final answer
    x = 11,306.72

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Double scale
Find fourth proportional to 14,908.48, 20,573.80 and 8,194.24
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.