Home / 18,042.19-24,897.21-9,975.37

Finding the Fourth Proportional to 18,042.19, 24,897.21 and 9,975.37

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Solution

The fourth proportional to 18,042.19, 24,897.21 and 9,975.37 is: 13,765.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,042.19 : 24,897.21 = 9,975.37 : x
  2. Step 2: Convert to fraction form
    18,042.19/24,897.21 = 9,975.37/x
  3. Step 3: Cross multiply
    18,042.19x = 24,897.21 × 9,975.37
  4. Step 4: Simplify right side
    18,042.19x = 248,358,797.23
  5. Step 5: Solve for x
    x = 248,358,797.23/18,042.19
  6. Step 6: Final answer
    x = 13,765.45

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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.