Home / 30,134.26-41,586.69-18,810.46

Finding the Fourth Proportional to 30,134.26, 41,586.69 and 18,810.46

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Solution

The fourth proportional to 30,134.26, 41,586.69 and 18,810.46 is: 25,959.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,134.26 : 41,586.69 = 18,810.46 : x
  2. Step 2: Convert to fraction form
    30,134.26/41,586.69 = 18,810.46/x
  3. Step 3: Cross multiply
    30,134.26x = 41,586.69 × 18,810.46
  4. Step 4: Simplify right side
    30,134.26x = 782,264,768.78
  5. Step 5: Solve for x
    x = 782,264,768.78/30,134.26
  6. Step 6: Final answer
    x = 25,959.32

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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.