Home / 34,412.83-47,489.49-19,099.21

Finding the Fourth Proportional to 34,412.83, 47,489.49 and 19,099.21

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Solution

The fourth proportional to 34,412.83, 47,489.49 and 19,099.21 is: 26,356.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,412.83 : 47,489.49 = 19,099.21 : x
  2. Step 2: Convert to fraction form
    34,412.83/47,489.49 = 19,099.21/x
  3. Step 3: Cross multiply
    34,412.83x = 47,489.49 × 19,099.21
  4. Step 4: Simplify right side
    34,412.83x = 907,011,742.30
  5. Step 5: Solve for x
    x = 907,011,742.30/34,412.83
  6. Step 6: Final answer
    x = 26,356.79

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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.