Home / 23,775.42-32,819.35-13,712.49

Finding the Fourth Proportional to 23,775.42, 32,819.35 and 13,712.49

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Solution

The fourth proportional to 23,775.42, 32,819.35 and 13,712.49 is: 18,928.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,775.42 : 32,819.35 = 13,712.49 : x
  2. Step 2: Convert to fraction form
    23,775.42/32,819.35 = 13,712.49/x
  3. Step 3: Cross multiply
    23,775.42x = 32,819.35 × 13,712.49
  4. Step 4: Simplify right side
    23,775.42x = 450,035,038.68
  5. Step 5: Solve for x
    x = 450,035,038.68/23,775.42
  6. Step 6: Final answer
    x = 18,928.58

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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.