Home / 14,306.50-21,434.73-9,926.74

Finding the Fourth Proportional to 14,306.50, 21,434.73 and 9,926.74

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Solution

The fourth proportional to 14,306.50, 21,434.73 and 9,926.74 is: 14,872.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,306.50 : 21,434.73 = 9,926.74 : x
  2. Step 2: Convert to fraction form
    14,306.50/21,434.73 = 9,926.74/x
  3. Step 3: Cross multiply
    14,306.50x = 21,434.73 × 9,926.74
  4. Step 4: Simplify right side
    14,306.50x = 212,776,991.68
  5. Step 5: Solve for x
    x = 212,776,991.68/14,306.50
  6. Step 6: Final answer
    x = 14,872.75

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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.