Home / 33,826.79-46,699.74-20,401.46

Finding the Fourth Proportional to 33,826.79, 46,699.74 and 20,401.46

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Solution

The fourth proportional to 33,826.79, 46,699.74 and 20,401.46 is: 28,165.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,826.79 : 46,699.74 = 20,401.46 : x
  2. Step 2: Convert to fraction form
    33,826.79/46,699.74 = 20,401.46/x
  3. Step 3: Cross multiply
    33,826.79x = 46,699.74 × 20,401.46
  4. Step 4: Simplify right side
    33,826.79x = 952,742,877.62
  5. Step 5: Solve for x
    x = 952,742,877.62/33,826.79
  6. Step 6: Final answer
    x = 28,165.34

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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.