Home / 21,715.44-32,573.72-5,920.60

Finding the Fourth Proportional to 21,715.44, 32,573.72 and 5,920.60

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Solution

The fourth proportional to 21,715.44, 32,573.72 and 5,920.60 is: 8,881.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,715.44 : 32,573.72 = 5,920.60 : x
  2. Step 2: Convert to fraction form
    21,715.44/32,573.72 = 5,920.60/x
  3. Step 3: Cross multiply
    21,715.44x = 32,573.72 × 5,920.60
  4. Step 4: Simplify right side
    21,715.44x = 192,855,966.63
  5. Step 5: Solve for x
    x = 192,855,966.63/21,715.44
  6. Step 6: Final answer
    x = 8,881.05

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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.