Home / 14,798.17-20,408.74-13,185.26

Finding the Fourth Proportional to 14,798.17, 20,408.74 and 13,185.26

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Solution

The fourth proportional to 14,798.17, 20,408.74 and 13,185.26 is: 18,184.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,798.17 : 20,408.74 = 13,185.26 : x
  2. Step 2: Convert to fraction form
    14,798.17/20,408.74 = 13,185.26/x
  3. Step 3: Cross multiply
    14,798.17x = 20,408.74 × 13,185.26
  4. Step 4: Simplify right side
    14,798.17x = 269,094,558.87
  5. Step 5: Solve for x
    x = 269,094,558.87/14,798.17
  6. Step 6: Final answer
    x = 18,184.31

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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.