Home / 35,735.55-49,313.40-19,819.65

Finding the Fourth Proportional to 35,735.55, 49,313.40 and 19,819.65

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Solution

The fourth proportional to 35,735.55, 49,313.40 and 19,819.65 is: 27,350.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,735.55 : 49,313.40 = 19,819.65 : x
  2. Step 2: Convert to fraction form
    35,735.55/49,313.40 = 19,819.65/x
  3. Step 3: Cross multiply
    35,735.55x = 49,313.40 × 19,819.65
  4. Step 4: Simplify right side
    35,735.55x = 977,374,328.31
  5. Step 5: Solve for x
    x = 977,374,328.31/35,735.55
  6. Step 6: Final answer
    x = 27,350.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.