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Finding the Fourth Proportional to 14,879.99, 22,285.96 and 9,670.07

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Solution

The fourth proportional to 14,879.99, 22,285.96 and 9,670.07 is: 14,482.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,879.99 : 22,285.96 = 9,670.07 : x
  2. Step 2: Convert to fraction form
    14,879.99/22,285.96 = 9,670.07/x
  3. Step 3: Cross multiply
    14,879.99x = 22,285.96 × 9,670.07
  4. Step 4: Simplify right side
    14,879.99x = 215,506,793.22
  5. Step 5: Solve for x
    x = 215,506,793.22/14,879.99
  6. Step 6: Final answer
    x = 14,482.99

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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.