Home / 17,986.02-24,820.22-10,431.86

Finding the Fourth Proportional to 17,986.02, 24,820.22 and 10,431.86

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Solution

The fourth proportional to 17,986.02, 24,820.22 and 10,431.86 is: 14,395.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,986.02 : 24,820.22 = 10,431.86 : x
  2. Step 2: Convert to fraction form
    17,986.02/24,820.22 = 10,431.86/x
  3. Step 3: Cross multiply
    17,986.02x = 24,820.22 × 10,431.86
  4. Step 4: Simplify right side
    17,986.02x = 258,920,883.95
  5. Step 5: Solve for x
    x = 258,920,883.95/17,986.02
  6. Step 6: Final answer
    x = 14,395.67

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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.