Home / 25,880.37-35,717.19-15,267.93

Finding the Fourth Proportional to 25,880.37, 35,717.19 and 15,267.93

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Solution

The fourth proportional to 25,880.37, 35,717.19 and 15,267.93 is: 21,071.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,880.37 : 35,717.19 = 15,267.93 : x
  2. Step 2: Convert to fraction form
    25,880.37/35,717.19 = 15,267.93/x
  3. Step 3: Cross multiply
    25,880.37x = 35,717.19 × 15,267.93
  4. Step 4: Simplify right side
    25,880.37x = 545,327,556.72
  5. Step 5: Solve for x
    x = 545,327,556.72/25,880.37
  6. Step 6: Final answer
    x = 21,071.09

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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.