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Finding the Fourth Proportional to 14,675.99, 22,005.07 and 5,780.63

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Solution

The fourth proportional to 14,675.99, 22,005.07 and 5,780.63 is: 8,667.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,675.99 : 22,005.07 = 5,780.63 : x
  2. Step 2: Convert to fraction form
    14,675.99/22,005.07 = 5,780.63/x
  3. Step 3: Cross multiply
    14,675.99x = 22,005.07 × 5,780.63
  4. Step 4: Simplify right side
    14,675.99x = 127,203,208.36
  5. Step 5: Solve for x
    x = 127,203,208.36/14,675.99
  6. Step 6: Final answer
    x = 8,667.44

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1.5x scale

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.