Home / 30,125.93-41,567.38-18,189.06

Finding the Fourth Proportional to 30,125.93, 41,567.38 and 18,189.06

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Solution

The fourth proportional to 30,125.93, 41,567.38 and 18,189.06 is: 25,097.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,125.93 : 41,567.38 = 18,189.06 : x
  2. Step 2: Convert to fraction form
    30,125.93/41,567.38 = 18,189.06/x
  3. Step 3: Cross multiply
    30,125.93x = 41,567.38 × 18,189.06
  4. Step 4: Simplify right side
    30,125.93x = 756,071,367.51
  5. Step 5: Solve for x
    x = 756,071,367.51/30,125.93
  6. Step 6: Final answer
    x = 25,097.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.