Home / 14,447.20-19,935.12-8,073.52

Finding the Fourth Proportional to 14,447.20, 19,935.12 and 8,073.52

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Solution

The fourth proportional to 14,447.20, 19,935.12 and 8,073.52 is: 11,140.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,447.20 : 19,935.12 = 8,073.52 : x
  2. Step 2: Convert to fraction form
    14,447.20/19,935.12 = 8,073.52/x
  3. Step 3: Cross multiply
    14,447.20x = 19,935.12 × 8,073.52
  4. Step 4: Simplify right side
    14,447.20x = 160,946,590.02
  5. Step 5: Solve for x
    x = 160,946,590.02/14,447.20
  6. Step 6: Final answer
    x = 11,140.33

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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.