Home / 35,428.70-53,150.55-11,734.91

Finding the Fourth Proportional to 35,428.70, 53,150.55 and 11,734.91

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Solution

The fourth proportional to 35,428.70, 53,150.55 and 11,734.91 is: 17,604.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,428.70 : 53,150.55 = 11,734.91 : x
  2. Step 2: Convert to fraction form
    35,428.70/53,150.55 = 11,734.91/x
  3. Step 3: Cross multiply
    35,428.70x = 53,150.55 × 11,734.91
  4. Step 4: Simplify right side
    35,428.70x = 623,716,741.46
  5. Step 5: Solve for x
    x = 623,716,741.46/35,428.70
  6. Step 6: Final answer
    x = 17,604.84

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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.