Home / 35,593.20-49,119.63-19,678.67

Finding the Fourth Proportional to 35,593.20, 49,119.63 and 19,678.67

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Solution

The fourth proportional to 35,593.20, 49,119.63 and 19,678.67 is: 27,157.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,593.20 : 49,119.63 = 19,678.67 : x
  2. Step 2: Convert to fraction form
    35,593.20/49,119.63 = 19,678.67/x
  3. Step 3: Cross multiply
    35,593.20x = 49,119.63 × 19,678.67
  4. Step 4: Simplify right side
    35,593.20x = 966,608,743.69
  5. Step 5: Solve for x
    x = 966,608,743.69/35,593.20
  6. Step 6: Final answer
    x = 27,157.12

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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.