Home / 15,823.26-21,837.33-8,750.34

Finding the Fourth Proportional to 15,823.26, 21,837.33 and 8,750.34

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Solution

The fourth proportional to 15,823.26, 21,837.33 and 8,750.34 is: 12,076.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,823.26 : 21,837.33 = 8,750.34 : x
  2. Step 2: Convert to fraction form
    15,823.26/21,837.33 = 8,750.34/x
  3. Step 3: Cross multiply
    15,823.26x = 21,837.33 × 8,750.34
  4. Step 4: Simplify right side
    15,823.26x = 191,084,062.19
  5. Step 5: Solve for x
    x = 191,084,062.19/15,823.26
  6. Step 6: Final answer
    x = 12,076.15

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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.