Home / 14,468.63-21,811.40-13,504.19

Finding the Fourth Proportional to 14,468.63, 21,811.40 and 13,504.19

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Solution

The fourth proportional to 14,468.63, 21,811.40 and 13,504.19 is: 20,357.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,468.63 : 21,811.40 = 13,504.19 : x
  2. Step 2: Convert to fraction form
    14,468.63/21,811.40 = 13,504.19/x
  3. Step 3: Cross multiply
    14,468.63x = 21,811.40 × 13,504.19
  4. Step 4: Simplify right side
    14,468.63x = 294,545,113.19
  5. Step 5: Solve for x
    x = 294,545,113.19/14,468.63
  6. Step 6: Final answer
    x = 20,357.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.