Home / 35,674.03-53,464.53-19,878.40

Finding the Fourth Proportional to 35,674.03, 53,464.53 and 19,878.40

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Solution

The fourth proportional to 35,674.03, 53,464.53 and 19,878.40 is: 29,791.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,674.03 : 53,464.53 = 19,878.40 : x
  2. Step 2: Convert to fraction form
    35,674.03/53,464.53 = 19,878.40/x
  3. Step 3: Cross multiply
    35,674.03x = 53,464.53 × 19,878.40
  4. Step 4: Simplify right side
    35,674.03x = 1,062,789,313.15
  5. Step 5: Solve for x
    x = 1,062,789,313.15/35,674.03
  6. Step 6: Final answer
    x = 29,791.68

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1.5x scale

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.