Home / 34,047.76-46,985.52-18,940.36

Finding the Fourth Proportional to 34,047.76, 46,985.52 and 18,940.36

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Solution

The fourth proportional to 34,047.76, 46,985.52 and 18,940.36 is: 26,137.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,047.76 : 46,985.52 = 18,940.36 : x
  2. Step 2: Convert to fraction form
    34,047.76/46,985.52 = 18,940.36/x
  3. Step 3: Cross multiply
    34,047.76x = 46,985.52 × 18,940.36
  4. Step 4: Simplify right side
    34,047.76x = 889,922,663.59
  5. Step 5: Solve for x
    x = 889,922,663.59/34,047.76
  6. Step 6: Final answer
    x = 26,137.48

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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.