Home / 25,860.52-35,665.86-15,907.24

Finding the Fourth Proportional to 25,860.52, 35,665.86 and 15,907.24

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Solution

The fourth proportional to 25,860.52, 35,665.86 and 15,907.24 is: 21,938.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,860.52 : 35,665.86 = 15,907.24 : x
  2. Step 2: Convert to fraction form
    25,860.52/35,665.86 = 15,907.24/x
  3. Step 3: Cross multiply
    25,860.52x = 35,665.86 × 15,907.24
  4. Step 4: Simplify right side
    25,860.52x = 567,345,394.83
  5. Step 5: Solve for x
    x = 567,345,394.83/25,860.52
  6. Step 6: Final answer
    x = 21,938.67

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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.