Home / 13,899.56-20,851.63-4,536.86

Finding the Fourth Proportional to 13,899.56, 20,851.63 and 4,536.86

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Solution

The fourth proportional to 13,899.56, 20,851.63 and 4,536.86 is: 6,806.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,899.56 : 20,851.63 = 4,536.86 : x
  2. Step 2: Convert to fraction form
    13,899.56/20,851.63 = 4,536.86/x
  3. Step 3: Cross multiply
    13,899.56x = 20,851.63 × 4,536.86
  4. Step 4: Simplify right side
    13,899.56x = 94,600,810.48
  5. Step 5: Solve for x
    x = 94,600,810.48/13,899.56
  6. Step 6: Final answer
    x = 6,806.03

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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.