Home / 33,555.83-46,307.13-19,215.87

Finding the Fourth Proportional to 33,555.83, 46,307.13 and 19,215.87

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Solution

The fourth proportional to 33,555.83, 46,307.13 and 19,215.87 is: 26,517.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,555.83 : 46,307.13 = 19,215.87 : x
  2. Step 2: Convert to fraction form
    33,555.83/46,307.13 = 19,215.87/x
  3. Step 3: Cross multiply
    33,555.83x = 46,307.13 × 19,215.87
  4. Step 4: Simplify right side
    33,555.83x = 889,831,790.15
  5. Step 5: Solve for x
    x = 889,831,790.15/33,555.83
  6. Step 6: Final answer
    x = 26,517.95

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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.