Home / 30,119.67-41,566.59-18,182.70

Finding the Fourth Proportional to 30,119.67, 41,566.59 and 18,182.70

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Solution

The fourth proportional to 30,119.67, 41,566.59 and 18,182.70 is: 25,093.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,119.67 : 41,566.59 = 18,182.70 : x
  2. Step 2: Convert to fraction form
    30,119.67/41,566.59 = 18,182.70/x
  3. Step 3: Cross multiply
    30,119.67x = 41,566.59 × 18,182.70
  4. Step 4: Simplify right side
    30,119.67x = 755,792,835.99
  5. Step 5: Solve for x
    x = 755,792,835.99/30,119.67
  6. Step 6: Final answer
    x = 25,093.00

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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.