Home / 35,612.64-49,143.51-19,696.14

Finding the Fourth Proportional to 35,612.64, 49,143.51 and 19,696.14

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Solution

The fourth proportional to 35,612.64, 49,143.51 and 19,696.14 is: 27,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,612.64 : 49,143.51 = 19,696.14 : x
  2. Step 2: Convert to fraction form
    35,612.64/49,143.51 = 19,696.14/x
  3. Step 3: Cross multiply
    35,612.64x = 49,143.51 × 19,696.14
  4. Step 4: Simplify right side
    35,612.64x = 967,937,453.05
  5. Step 5: Solve for x
    x = 967,937,453.05/35,612.64
  6. Step 6: Final answer
    x = 27,179.60

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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.