Home / 34,614.33-47,767.77-18,698.78

Finding the Fourth Proportional to 34,614.33, 47,767.77 and 18,698.78

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Solution

The fourth proportional to 34,614.33, 47,767.77 and 18,698.78 is: 25,804.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,614.33 : 47,767.77 = 18,698.78 : x
  2. Step 2: Convert to fraction form
    34,614.33/47,767.77 = 18,698.78/x
  3. Step 3: Cross multiply
    34,614.33x = 47,767.77 × 18,698.78
  4. Step 4: Simplify right side
    34,614.33x = 893,199,032.73
  5. Step 5: Solve for x
    x = 893,199,032.73/34,614.33
  6. Step 6: Final answer
    x = 25,804.32

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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.