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Finding the Fourth Proportional to 35,543.56, 53,313.72 and 11,849.44

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Solution

The fourth proportional to 35,543.56, 53,313.72 and 11,849.44 is: 17,773.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,543.56 : 53,313.72 = 11,849.44 : x
  2. Step 2: Convert to fraction form
    35,543.56/53,313.72 = 11,849.44/x
  3. Step 3: Cross multiply
    35,543.56x = 53,313.72 × 11,849.44
  4. Step 4: Simplify right side
    35,543.56x = 631,737,726.32
  5. Step 5: Solve for x
    x = 631,737,726.32/35,543.56
  6. Step 6: Final answer
    x = 17,773.62

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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.