Home / 14,280.66-19,709.65-9,800.73

Finding the Fourth Proportional to 14,280.66, 19,709.65 and 9,800.73

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Solution

The fourth proportional to 14,280.66, 19,709.65 and 9,800.73 is: 13,526.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,280.66 : 19,709.65 = 9,800.73 : x
  2. Step 2: Convert to fraction form
    14,280.66/19,709.65 = 9,800.73/x
  3. Step 3: Cross multiply
    14,280.66x = 19,709.65 × 9,800.73
  4. Step 4: Simplify right side
    14,280.66x = 193,168,958.04
  5. Step 5: Solve for x
    x = 193,168,958.04/14,280.66
  6. Step 6: Final answer
    x = 13,526.61

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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.