Home / 33,790.04-46,628.38-18,681.82

Finding the Fourth Proportional to 33,790.04, 46,628.38 and 18,681.82

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Solution

The fourth proportional to 33,790.04, 46,628.38 and 18,681.82 is: 25,779.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,790.04 : 46,628.38 = 18,681.82 : x
  2. Step 2: Convert to fraction form
    33,790.04/46,628.38 = 18,681.82/x
  3. Step 3: Cross multiply
    33,790.04x = 46,628.38 × 18,681.82
  4. Step 4: Simplify right side
    33,790.04x = 871,103,002.05
  5. Step 5: Solve for x
    x = 871,103,002.05/33,790.04
  6. Step 6: Final answer
    x = 25,779.87

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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.