Home / 21,508.80-32,263.44-6,716.64

Finding the Fourth Proportional to 21,508.80, 32,263.44 and 6,716.64

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Solution

The fourth proportional to 21,508.80, 32,263.44 and 6,716.64 is: 10,075.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,508.80 : 32,263.44 = 6,716.64 : x
  2. Step 2: Convert to fraction form
    21,508.80/32,263.44 = 6,716.64/x
  3. Step 3: Cross multiply
    21,508.80x = 32,263.44 × 6,716.64
  4. Step 4: Simplify right side
    21,508.80x = 216,701,911.64
  5. Step 5: Solve for x
    x = 216,701,911.64/21,508.80
  6. Step 6: Final answer
    x = 10,075.03

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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.