Home / 19,007.79-26,090.21-18,195.81

Finding the Fourth Proportional to 19,007.79, 26,090.21 and 18,195.81

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Solution

The fourth proportional to 19,007.79, 26,090.21 and 18,195.81 is: 24,975.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,007.79 : 26,090.21 = 18,195.81 : x
  2. Step 2: Convert to fraction form
    19,007.79/26,090.21 = 18,195.81/x
  3. Step 3: Cross multiply
    19,007.79x = 26,090.21 × 18,195.81
  4. Step 4: Simplify right side
    19,007.79x = 474,732,413.04
  5. Step 5: Solve for x
    x = 474,732,413.04/19,007.79
  6. Step 6: Final answer
    x = 24,975.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.