Home / 33,810.57-46,638.81-20,373.30

Finding the Fourth Proportional to 33,810.57, 46,638.81 and 20,373.30

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Solution

The fourth proportional to 33,810.57, 46,638.81 and 20,373.30 is: 28,103.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,810.57 : 46,638.81 = 20,373.30 : x
  2. Step 2: Convert to fraction form
    33,810.57/46,638.81 = 20,373.30/x
  3. Step 3: Cross multiply
    33,810.57x = 46,638.81 × 20,373.30
  4. Step 4: Simplify right side
    33,810.57x = 950,186,467.77
  5. Step 5: Solve for x
    x = 950,186,467.77/33,810.57
  6. Step 6: Final answer
    x = 28,103.24

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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.