Home / 23,820.12-32,856.75-15,333.33

Finding the Fourth Proportional to 23,820.12, 32,856.75 and 15,333.33

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Solution

The fourth proportional to 23,820.12, 32,856.75 and 15,333.33 is: 21,150.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,820.12 : 32,856.75 = 15,333.33 : x
  2. Step 2: Convert to fraction form
    23,820.12/32,856.75 = 15,333.33/x
  3. Step 3: Cross multiply
    23,820.12x = 32,856.75 × 15,333.33
  4. Step 4: Simplify right side
    23,820.12x = 503,803,390.48
  5. Step 5: Solve for x
    x = 503,803,390.48/23,820.12
  6. Step 6: Final answer
    x = 21,150.33

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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.