Home / 34,055.48-46,996.80-18,948.78

Finding the Fourth Proportional to 34,055.48, 46,996.80 and 18,948.78

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Solution

The fourth proportional to 34,055.48, 46,996.80 and 18,948.78 is: 26,149.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,055.48 : 46,996.80 = 18,948.78 : x
  2. Step 2: Convert to fraction form
    34,055.48/46,996.80 = 18,948.78/x
  3. Step 3: Cross multiply
    34,055.48x = 46,996.80 × 18,948.78
  4. Step 4: Simplify right side
    34,055.48x = 890,531,811.67
  5. Step 5: Solve for x
    x = 890,531,811.67/34,055.48
  6. Step 6: Final answer
    x = 26,149.44

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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.