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Finding the Fourth Proportional to 14,465.58, 21,698.16 and 5,700.57

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Solution

The fourth proportional to 14,465.58, 21,698.16 and 5,700.57 is: 8,550.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,465.58 : 21,698.16 = 5,700.57 : x
  2. Step 2: Convert to fraction form
    14,465.58/21,698.16 = 5,700.57/x
  3. Step 3: Cross multiply
    14,465.58x = 21,698.16 × 5,700.57
  4. Step 4: Simplify right side
    14,465.58x = 123,691,879.95
  5. Step 5: Solve for x
    x = 123,691,879.95/14,465.58
  6. Step 6: Final answer
    x = 8,550.77

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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.