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Finding the Fourth Proportional to 34,001.92, 46,924.72 and 18,894.68

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Solution

The fourth proportional to 34,001.92, 46,924.72 and 18,894.68 is: 26,075.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,001.92 : 46,924.72 = 18,894.68 : x
  2. Step 2: Convert to fraction form
    34,001.92/46,924.72 = 18,894.68/x
  3. Step 3: Cross multiply
    34,001.92x = 46,924.72 × 18,894.68
  4. Step 4: Simplify right side
    34,001.92x = 886,627,568.49
  5. Step 5: Solve for x
    x = 886,627,568.49/34,001.92
  6. Step 6: Final answer
    x = 26,075.81

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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.