Home / 19,440.64-26,821.38-10,941.04

Finding the Fourth Proportional to 19,440.64, 26,821.38 and 10,941.04

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Solution

The fourth proportional to 19,440.64, 26,821.38 and 10,941.04 is: 15,094.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440.64 : 26,821.38 = 10,941.04 : x
  2. Step 2: Convert to fraction form
    19,440.64/26,821.38 = 10,941.04/x
  3. Step 3: Cross multiply
    19,440.64x = 26,821.38 × 10,941.04
  4. Step 4: Simplify right side
    19,440.64x = 293,453,791.44
  5. Step 5: Solve for x
    x = 293,453,791.44/19,440.64
  6. Step 6: Final answer
    x = 15,094.86

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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.