Home / 14,050.96-19,385.24-10,821.76

Finding the Fourth Proportional to 14,050.96, 19,385.24 and 10,821.76

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Solution

The fourth proportional to 14,050.96, 19,385.24 and 10,821.76 is: 14,930.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,050.96 : 19,385.24 = 10,821.76 : x
  2. Step 2: Convert to fraction form
    14,050.96/19,385.24 = 10,821.76/x
  3. Step 3: Cross multiply
    14,050.96x = 19,385.24 × 10,821.76
  4. Step 4: Simplify right side
    14,050.96x = 209,782,414.82
  5. Step 5: Solve for x
    x = 209,782,414.82/14,050.96
  6. Step 6: Final answer
    x = 14,930.11

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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.