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Finding the Fourth Proportional to 24,879.70, 34,332.43 and 13,701.70

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Solution

The fourth proportional to 24,879.70, 34,332.43 and 13,701.70 is: 18,907.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,879.70 : 34,332.43 = 13,701.70 : x
  2. Step 2: Convert to fraction form
    24,879.70/34,332.43 = 13,701.70/x
  3. Step 3: Cross multiply
    24,879.70x = 34,332.43 × 13,701.70
  4. Step 4: Simplify right side
    24,879.70x = 470,412,415.96
  5. Step 5: Solve for x
    x = 470,412,415.96/24,879.70
  6. Step 6: Final answer
    x = 18,907.48

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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.