Home / 14,035.64-21,053.48-3,647.39

Finding the Fourth Proportional to 14,035.64, 21,053.48 and 3,647.39

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Solution

The fourth proportional to 14,035.64, 21,053.48 and 3,647.39 is: 5,471.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035.64 : 21,053.48 = 3,647.39 : x
  2. Step 2: Convert to fraction form
    14,035.64/21,053.48 = 3,647.39/x
  3. Step 3: Cross multiply
    14,035.64x = 21,053.48 × 3,647.39
  4. Step 4: Simplify right side
    14,035.64x = 76,790,128.91
  5. Step 5: Solve for x
    x = 76,790,128.91/14,035.64
  6. Step 6: Final answer
    x = 5,471.08

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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.