Home / 30,095.70-41,528.60-17,348.78

Finding the Fourth Proportional to 30,095.70, 41,528.60 and 17,348.78

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Solution

The fourth proportional to 30,095.70, 41,528.60 and 17,348.78 is: 23,939.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,095.70 : 41,528.60 = 17,348.78 : x
  2. Step 2: Convert to fraction form
    30,095.70/41,528.60 = 17,348.78/x
  3. Step 3: Cross multiply
    30,095.70x = 41,528.60 × 17,348.78
  4. Step 4: Simplify right side
    30,095.70x = 720,470,627.24
  5. Step 5: Solve for x
    x = 720,470,627.24/30,095.70
  6. Step 6: Final answer
    x = 23,939.32

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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.