Home / 14,166.94-21,247.53-13,464.40

Finding the Fourth Proportional to 14,166.94, 21,247.53 and 13,464.40

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Solution

The fourth proportional to 14,166.94, 21,247.53 and 13,464.40 is: 20,193.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166.94 : 21,247.53 = 13,464.40 : x
  2. Step 2: Convert to fraction form
    14,166.94/21,247.53 = 13,464.40/x
  3. Step 3: Cross multiply
    14,166.94x = 21,247.53 × 13,464.40
  4. Step 4: Simplify right side
    14,166.94x = 286,085,242.93
  5. Step 5: Solve for x
    x = 286,085,242.93/14,166.94
  6. Step 6: Final answer
    x = 20,193.86

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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.