Home / 30,034.52-44,940.18-18,889.16

Finding the Fourth Proportional to 30,034.52, 44,940.18 and 18,889.16

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Solution

The fourth proportional to 30,034.52, 44,940.18 and 18,889.16 is: 28,263.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,034.52 : 44,940.18 = 18,889.16 : x
  2. Step 2: Convert to fraction form
    30,034.52/44,940.18 = 18,889.16/x
  3. Step 3: Cross multiply
    30,034.52x = 44,940.18 × 18,889.16
  4. Step 4: Simplify right side
    30,034.52x = 848,882,250.45
  5. Step 5: Solve for x
    x = 848,882,250.45/30,034.52
  6. Step 6: Final answer
    x = 28,263.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.