Home / 21,698.40-32,528.16-11,298.24

Finding the Fourth Proportional to 21,698.40, 32,528.16 and 11,298.24

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Solution

The fourth proportional to 21,698.40, 32,528.16 and 11,298.24 is: 16,937.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,698.40 : 32,528.16 = 11,298.24 : x
  2. Step 2: Convert to fraction form
    21,698.40/32,528.16 = 11,298.24/x
  3. Step 3: Cross multiply
    21,698.40x = 32,528.16 × 11,298.24
  4. Step 4: Simplify right side
    21,698.40x = 367,510,958.44
  5. Step 5: Solve for x
    x = 367,510,958.44/21,698.40
  6. Step 6: Final answer
    x = 16,937.24

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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.