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Finding the Fourth Proportional to 34,954.60, 48,237.90 and 19,039.06

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Solution

The fourth proportional to 34,954.60, 48,237.90 and 19,039.06 is: 26,274.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,954.60 : 48,237.90 = 19,039.06 : x
  2. Step 2: Convert to fraction form
    34,954.60/48,237.90 = 19,039.06/x
  3. Step 3: Cross multiply
    34,954.60x = 48,237.90 × 19,039.06
  4. Step 4: Simplify right side
    34,954.60x = 918,404,272.37
  5. Step 5: Solve for x
    x = 918,404,272.37/34,954.60
  6. Step 6: Final answer
    x = 26,274.20

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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.