Home / 13,887.34-20,833.17-4,525.18

Finding the Fourth Proportional to 13,887.34, 20,833.17 and 4,525.18

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Solution

The fourth proportional to 13,887.34, 20,833.17 and 4,525.18 is: 6,788.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,887.34 : 20,833.17 = 4,525.18 : x
  2. Step 2: Convert to fraction form
    13,887.34/20,833.17 = 4,525.18/x
  3. Step 3: Cross multiply
    13,887.34x = 20,833.17 × 4,525.18
  4. Step 4: Simplify right side
    13,887.34x = 94,273,844.22
  5. Step 5: Solve for x
    x = 94,273,844.22/13,887.34
  6. Step 6: Final answer
    x = 6,788.47

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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.