Home / 30,070.24-41,495.79-16,458.59

Finding the Fourth Proportional to 30,070.24, 41,495.79 and 16,458.59

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Solution

The fourth proportional to 30,070.24, 41,495.79 and 16,458.59 is: 22,712.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,070.24 : 41,495.79 = 16,458.59 : x
  2. Step 2: Convert to fraction form
    30,070.24/41,495.79 = 16,458.59/x
  3. Step 3: Cross multiply
    30,070.24x = 41,495.79 × 16,458.59
  4. Step 4: Simplify right side
    30,070.24x = 682,962,359.80
  5. Step 5: Solve for x
    x = 682,962,359.80/30,070.24
  6. Step 6: Final answer
    x = 22,712.24

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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.