Home / 21,509.42-32,262.98-6,716.64

Finding the Fourth Proportional to 21,509.42, 32,262.98 and 6,716.64

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Solution

The fourth proportional to 21,509.42, 32,262.98 and 6,716.64 is: 10,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,509.42 : 32,262.98 = 6,716.64 : x
  2. Step 2: Convert to fraction form
    21,509.42/32,262.98 = 6,716.64/x
  3. Step 3: Cross multiply
    21,509.42x = 32,262.98 × 6,716.64
  4. Step 4: Simplify right side
    21,509.42x = 216,698,788.40
  5. Step 5: Solve for x
    x = 216,698,788.40/21,509.42
  6. Step 6: Final answer
    x = 10,074.60

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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.