Home / 35,606.23-53,441.45-18,980.11

Finding the Fourth Proportional to 35,606.23, 53,441.45 and 18,980.11

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Solution

The fourth proportional to 35,606.23, 53,441.45 and 18,980.11 is: 28,487.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,606.23 : 53,441.45 = 18,980.11 : x
  2. Step 2: Convert to fraction form
    35,606.23/53,441.45 = 18,980.11/x
  3. Step 3: Cross multiply
    35,606.23x = 53,441.45 × 18,980.11
  4. Step 4: Simplify right side
    35,606.23x = 1,014,324,599.56
  5. Step 5: Solve for x
    x = 1,014,324,599.56/35,606.23
  6. Step 6: Final answer
    x = 28,487.28

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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.