Home / 34,862.64-48,110.81-18,947.09

Finding the Fourth Proportional to 34,862.64, 48,110.81 and 18,947.09

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Solution

The fourth proportional to 34,862.64, 48,110.81 and 18,947.09 is: 26,147.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,862.64 : 48,110.81 = 18,947.09 : x
  2. Step 2: Convert to fraction form
    34,862.64/48,110.81 = 18,947.09/x
  3. Step 3: Cross multiply
    34,862.64x = 48,110.81 × 18,947.09
  4. Step 4: Simplify right side
    34,862.64x = 911,559,774.13
  5. Step 5: Solve for x
    x = 911,559,774.13/34,862.64
  6. Step 6: Final answer
    x = 26,147.18

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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.