Home / 15,555.83-23,336.73-8,532

Finding the Fourth Proportional to 15,555.83, 23,336.73 and 8,532

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Solution

The fourth proportional to 15,555.83, 23,336.73 and 8,532 is: 12,799.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,555.83 : 23,336.73 = 8,532 : x
  2. Step 2: Convert to fraction form
    15,555.83/23,336.73 = 8,532/x
  3. Step 3: Cross multiply
    15,555.83x = 23,336.73 × 8,532
  4. Step 4: Simplify right side
    15,555.83x = 199,108,980.36
  5. Step 5: Solve for x
    x = 199,108,980.36/15,555.83
  6. Step 6: Final answer
    x = 12,799.64

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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.