Home / 30,176.28-45,268.47-11,463.26

Finding the Fourth Proportional to 30,176.28, 45,268.47 and 11,463.26

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Solution

The fourth proportional to 30,176.28, 45,268.47 and 11,463.26 is: 17,196.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,176.28 : 45,268.47 = 11,463.26 : x
  2. Step 2: Convert to fraction form
    30,176.28/45,268.47 = 11,463.26/x
  3. Step 3: Cross multiply
    30,176.28x = 45,268.47 × 11,463.26
  4. Step 4: Simplify right side
    30,176.28x = 518,924,015.07
  5. Step 5: Solve for x
    x = 518,924,015.07/30,176.28
  6. Step 6: Final answer
    x = 17,196.42

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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.