Home / 34,343.64-47,391.81-19,236.14

Finding the Fourth Proportional to 34,343.64, 47,391.81 and 19,236.14

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Solution

The fourth proportional to 34,343.64, 47,391.81 and 19,236.14 is: 26,544.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,343.64 : 47,391.81 = 19,236.14 : x
  2. Step 2: Convert to fraction form
    34,343.64/47,391.81 = 19,236.14/x
  3. Step 3: Cross multiply
    34,343.64x = 47,391.81 × 19,236.14
  4. Step 4: Simplify right side
    34,343.64x = 911,635,492.01
  5. Step 5: Solve for x
    x = 911,635,492.01/34,343.64
  6. Step 6: Final answer
    x = 26,544.52

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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.