Home / 34,001.78-46,922.09-18,894.47

Finding the Fourth Proportional to 34,001.78, 46,922.09 and 18,894.47

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Solution

The fourth proportional to 34,001.78, 46,922.09 and 18,894.47 is: 26,074.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,001.78 : 46,922.09 = 18,894.47 : x
  2. Step 2: Convert to fraction form
    34,001.78/46,922.09 = 18,894.47/x
  3. Step 3: Cross multiply
    34,001.78x = 46,922.09 × 18,894.47
  4. Step 4: Simplify right side
    34,001.78x = 886,567,692.76
  5. Step 5: Solve for x
    x = 886,567,692.76/34,001.78
  6. Step 6: Final answer
    x = 26,074.16

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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.