Home / 35,475.96-53,222.28-12,102.48

Finding the Fourth Proportional to 35,475.96, 53,222.28 and 12,102.48

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Solution

The fourth proportional to 35,475.96, 53,222.28 and 12,102.48 is: 18,156.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,475.96 : 53,222.28 = 12,102.48 : x
  2. Step 2: Convert to fraction form
    35,475.96/53,222.28 = 12,102.48/x
  3. Step 3: Cross multiply
    35,475.96x = 53,222.28 × 12,102.48
  4. Step 4: Simplify right side
    35,475.96x = 644,121,579.25
  5. Step 5: Solve for x
    x = 644,121,579.25/35,475.96
  6. Step 6: Final answer
    x = 18,156.57

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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.