Home / 14,343.90-19,821.96-10,800.96

Finding the Fourth Proportional to 14,343.90, 19,821.96 and 10,800.96

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Solution

The fourth proportional to 14,343.90, 19,821.96 and 10,800.96 is: 14,925.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,343.90 : 19,821.96 = 10,800.96 : x
  2. Step 2: Convert to fraction form
    14,343.90/19,821.96 = 10,800.96/x
  3. Step 3: Cross multiply
    14,343.90x = 19,821.96 × 10,800.96
  4. Step 4: Simplify right side
    14,343.90x = 214,096,197.08
  5. Step 5: Solve for x
    x = 214,096,197.08/14,343.90
  6. Step 6: Final answer
    x = 14,925.94

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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.