Home / 34,862.83-48,111.07-18,947.28

Finding the Fourth Proportional to 34,862.83, 48,111.07 and 18,947.28

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Solution

The fourth proportional to 34,862.83, 48,111.07 and 18,947.28 is: 26,147.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,862.83 : 48,111.07 = 18,947.28 : x
  2. Step 2: Convert to fraction form
    34,862.83/48,111.07 = 18,947.28/x
  3. Step 3: Cross multiply
    34,862.83x = 48,111.07 × 18,947.28
  4. Step 4: Simplify right side
    34,862.83x = 911,573,673.83
  5. Step 5: Solve for x
    x = 911,573,673.83/34,862.83
  6. Step 6: Final answer
    x = 26,147.44

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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.