Home / 30,012.09-41,417.52-16,584.21

Finding the Fourth Proportional to 30,012.09, 41,417.52 and 16,584.21

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Solution

The fourth proportional to 30,012.09, 41,417.52 and 16,584.21 is: 22,886.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,012.09 : 41,417.52 = 16,584.21 : x
  2. Step 2: Convert to fraction form
    30,012.09/41,417.52 = 16,584.21/x
  3. Step 3: Cross multiply
    30,012.09x = 41,417.52 × 16,584.21
  4. Step 4: Simplify right side
    30,012.09x = 686,876,849.36
  5. Step 5: Solve for x
    x = 686,876,849.36/30,012.09
  6. Step 6: Final answer
    x = 22,886.67

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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.