Home / 35,828.19-53,742.83-13,642.80

Finding the Fourth Proportional to 35,828.19, 53,742.83 and 13,642.80

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Solution

The fourth proportional to 35,828.19, 53,742.83 and 13,642.80 is: 20,464.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,828.19 : 53,742.83 = 13,642.80 : x
  2. Step 2: Convert to fraction form
    35,828.19/53,742.83 = 13,642.80/x
  3. Step 3: Cross multiply
    35,828.19x = 53,742.83 × 13,642.80
  4. Step 4: Simplify right side
    35,828.19x = 733,202,411.37
  5. Step 5: Solve for x
    x = 733,202,411.37/35,828.19
  6. Step 6: Final answer
    x = 20,464.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.