Home / 50,918.13-76,382.40-17,638.14

Finding the Fourth Proportional to 50,918.13, 76,382.40 and 17,638.14

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Solution

The fourth proportional to 50,918.13, 76,382.40 and 17,638.14 is: 26,459.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,918.13 : 76,382.40 = 17,638.14 : x
  2. Step 2: Convert to fraction form
    50,918.13/76,382.40 = 17,638.14/x
  3. Step 3: Cross multiply
    50,918.13x = 76,382.40 × 17,638.14
  4. Step 4: Simplify right side
    50,918.13x = 1,347,243,464.74
  5. Step 5: Solve for x
    x = 1,347,243,464.74/50,918.13
  6. Step 6: Final answer
    x = 26,459.01

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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.