Home / 14,453.22-21,677.40-5,690.64

Finding the Fourth Proportional to 14,453.22, 21,677.40 and 5,690.64

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Solution

The fourth proportional to 14,453.22, 21,677.40 and 5,690.64 is: 8,535.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,453.22 : 21,677.40 = 5,690.64 : x
  2. Step 2: Convert to fraction form
    14,453.22/21,677.40 = 5,690.64/x
  3. Step 3: Cross multiply
    14,453.22x = 21,677.40 × 5,690.64
  4. Step 4: Simplify right side
    14,453.22x = 123,358,279.54
  5. Step 5: Solve for x
    x = 123,358,279.54/14,453.22
  6. Step 6: Final answer
    x = 8,535.00

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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.