Home / 15,647.19-21,592.41-8,573.46

Finding the Fourth Proportional to 15,647.19, 21,592.41 and 8,573.46

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Solution

The fourth proportional to 15,647.19, 21,592.41 and 8,573.46 is: 11,830.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,647.19 : 21,592.41 = 8,573.46 : x
  2. Step 2: Convert to fraction form
    15,647.19/21,592.41 = 8,573.46/x
  3. Step 3: Cross multiply
    15,647.19x = 21,592.41 × 8,573.46
  4. Step 4: Simplify right side
    15,647.19x = 185,121,663.44
  5. Step 5: Solve for x
    x = 185,121,663.44/15,647.19
  6. Step 6: Final answer
    x = 11,830.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.