Home / 14,174.48-19,559.39-7,800.99

Finding the Fourth Proportional to 14,174.48, 19,559.39 and 7,800.99

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Solution

The fourth proportional to 14,174.48, 19,559.39 and 7,800.99 is: 10,764.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,174.48 : 19,559.39 = 7,800.99 : x
  2. Step 2: Convert to fraction form
    14,174.48/19,559.39 = 7,800.99/x
  3. Step 3: Cross multiply
    14,174.48x = 19,559.39 × 7,800.99
  4. Step 4: Simplify right side
    14,174.48x = 152,582,566.79
  5. Step 5: Solve for x
    x = 152,582,566.79/14,174.48
  6. Step 6: Final answer
    x = 10,764.60

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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.