Home / 23,394.35-32,284.64-12,783.76

Finding the Fourth Proportional to 23,394.35, 32,284.64 and 12,783.76

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Solution

The fourth proportional to 23,394.35, 32,284.64 and 12,783.76 is: 17,641.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,394.35 : 32,284.64 = 12,783.76 : x
  2. Step 2: Convert to fraction form
    23,394.35/32,284.64 = 12,783.76/x
  3. Step 3: Cross multiply
    23,394.35x = 32,284.64 × 12,783.76
  4. Step 4: Simplify right side
    23,394.35x = 412,719,040.69
  5. Step 5: Solve for x
    x = 412,719,040.69/23,394.35
  6. Step 6: Final answer
    x = 17,641.82

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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.