Home / 21,715.21-32,572.48-6,924.03

Finding the Fourth Proportional to 21,715.21, 32,572.48 and 6,924.03

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Solution

The fourth proportional to 21,715.21, 32,572.48 and 6,924.03 is: 10,385.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,715.21 : 32,572.48 = 6,924.03 : x
  2. Step 2: Convert to fraction form
    21,715.21/32,572.48 = 6,924.03/x
  3. Step 3: Cross multiply
    21,715.21x = 32,572.48 × 6,924.03
  4. Step 4: Simplify right side
    21,715.21x = 225,532,794.07
  5. Step 5: Solve for x
    x = 225,532,794.07/21,715.21
  6. Step 6: Final answer
    x = 10,385.94

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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.