Home / 14,698.13-20,269.45-9,666.61

Finding the Fourth Proportional to 14,698.13, 20,269.45 and 9,666.61

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Solution

The fourth proportional to 14,698.13, 20,269.45 and 9,666.61 is: 13,330.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,698.13 : 20,269.45 = 9,666.61 : x
  2. Step 2: Convert to fraction form
    14,698.13/20,269.45 = 9,666.61/x
  3. Step 3: Cross multiply
    14,698.13x = 20,269.45 × 9,666.61
  4. Step 4: Simplify right side
    14,698.13x = 195,936,868.06
  5. Step 5: Solve for x
    x = 195,936,868.06/14,698.13
  6. Step 6: Final answer
    x = 13,330.73

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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.