Home / 34,863.06-48,111.33-18,947.52

Finding the Fourth Proportional to 34,863.06, 48,111.33 and 18,947.52

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Solution

The fourth proportional to 34,863.06, 48,111.33 and 18,947.52 is: 26,147.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,863.06 : 48,111.33 = 18,947.52 : x
  2. Step 2: Convert to fraction form
    34,863.06/48,111.33 = 18,947.52/x
  3. Step 3: Cross multiply
    34,863.06x = 48,111.33 × 18,947.52
  4. Step 4: Simplify right side
    34,863.06x = 911,590,387.40
  5. Step 5: Solve for x
    x = 911,590,387.40/34,863.06
  6. Step 6: Final answer
    x = 26,147.74

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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.