Home / 21,758.40-32,637.60-6,967.44

Finding the Fourth Proportional to 21,758.40, 32,637.60 and 6,967.44

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Solution

The fourth proportional to 21,758.40, 32,637.60 and 6,967.44 is: 10,451.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,758.40 : 32,637.60 = 6,967.44 : x
  2. Step 2: Convert to fraction form
    21,758.40/32,637.60 = 6,967.44/x
  3. Step 3: Cross multiply
    21,758.40x = 32,637.60 × 6,967.44
  4. Step 4: Simplify right side
    21,758.40x = 227,400,519.74
  5. Step 5: Solve for x
    x = 227,400,519.74/21,758.40
  6. Step 6: Final answer
    x = 10,451.16

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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.