Home / 34,971.12-48,258.64-19,863.74

Finding the Fourth Proportional to 34,971.12, 48,258.64 and 19,863.74

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Solution

The fourth proportional to 34,971.12, 48,258.64 and 19,863.74 is: 27,411.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,971.12 : 48,258.64 = 19,863.74 : x
  2. Step 2: Convert to fraction form
    34,971.12/48,258.64 = 19,863.74/x
  3. Step 3: Cross multiply
    34,971.12x = 48,258.64 × 19,863.74
  4. Step 4: Simplify right side
    34,971.12x = 958,597,015.60
  5. Step 5: Solve for x
    x = 958,597,015.60/34,971.12
  6. Step 6: Final answer
    x = 27,411.10

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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.