Home / 14,504.58-21,708.87-12,477.06

Finding the Fourth Proportional to 14,504.58, 21,708.87 and 12,477.06

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Solution

The fourth proportional to 14,504.58, 21,708.87 and 12,477.06 is: 18,674.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,504.58 : 21,708.87 = 12,477.06 : x
  2. Step 2: Convert to fraction form
    14,504.58/21,708.87 = 12,477.06/x
  3. Step 3: Cross multiply
    14,504.58x = 21,708.87 × 12,477.06
  4. Step 4: Simplify right side
    14,504.58x = 270,862,873.52
  5. Step 5: Solve for x
    x = 270,862,873.52/14,504.58
  6. Step 6: Final answer
    x = 18,674.30

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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.