Home / 35,471.82-53,215.56-10,513.86

Finding the Fourth Proportional to 35,471.82, 53,215.56 and 10,513.86

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Solution

The fourth proportional to 35,471.82, 53,215.56 and 10,513.86 is: 15,773.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,471.82 : 53,215.56 = 10,513.86 : x
  2. Step 2: Convert to fraction form
    35,471.82/53,215.56 = 10,513.86/x
  3. Step 3: Cross multiply
    35,471.82x = 53,215.56 × 10,513.86
  4. Step 4: Simplify right side
    35,471.82x = 559,500,947.66
  5. Step 5: Solve for x
    x = 559,500,947.66/35,471.82
  6. Step 6: Final answer
    x = 15,773.11

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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.