Home / 15,868.86-23,815.23-10,859.23

Finding the Fourth Proportional to 15,868.86, 23,815.23 and 10,859.23

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Solution

The fourth proportional to 15,868.86, 23,815.23 and 10,859.23 is: 16,297.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,868.86 : 23,815.23 = 10,859.23 : x
  2. Step 2: Convert to fraction form
    15,868.86/23,815.23 = 10,859.23/x
  3. Step 3: Cross multiply
    15,868.86x = 23,815.23 × 10,859.23
  4. Step 4: Simplify right side
    15,868.86x = 258,615,060.07
  5. Step 5: Solve for x
    x = 258,615,060.07/15,868.86
  6. Step 6: Final answer
    x = 16,297.02

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1.5x scale

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.