Home / 25,368.05-38,058.93-8,728.43

Finding the Fourth Proportional to 25,368.05, 38,058.93 and 8,728.43

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Solution

The fourth proportional to 25,368.05, 38,058.93 and 8,728.43 is: 13,094.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,368.05 : 38,058.93 = 8,728.43 : x
  2. Step 2: Convert to fraction form
    25,368.05/38,058.93 = 8,728.43/x
  3. Step 3: Cross multiply
    25,368.05x = 38,058.93 × 8,728.43
  4. Step 4: Simplify right side
    25,368.05x = 332,194,516.09
  5. Step 5: Solve for x
    x = 332,194,516.09/25,368.05
  6. Step 6: Final answer
    x = 13,094.99

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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.