Home / 19,715.44-29,566.88-6,564.32

Finding the Fourth Proportional to 19,715.44, 29,566.88 and 6,564.32

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Solution

The fourth proportional to 19,715.44, 29,566.88 and 6,564.32 is: 9,844.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,715.44 : 29,566.88 = 6,564.32 : x
  2. Step 2: Convert to fraction form
    19,715.44/29,566.88 = 6,564.32/x
  3. Step 3: Cross multiply
    19,715.44x = 29,566.88 × 6,564.32
  4. Step 4: Simplify right side
    19,715.44x = 194,086,461.72
  5. Step 5: Solve for x
    x = 194,086,461.72/19,715.44
  6. Step 6: Final answer
    x = 9,844.39

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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.