Home / 23,415.83-32,313.88-13,207.00

Finding the Fourth Proportional to 23,415.83, 32,313.88 and 13,207.00

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Solution

The fourth proportional to 23,415.83, 32,313.88 and 13,207.00 is: 18,225.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,415.83 : 32,313.88 = 13,207.00 : x
  2. Step 2: Convert to fraction form
    23,415.83/32,313.88 = 13,207.00/x
  3. Step 3: Cross multiply
    23,415.83x = 32,313.88 × 13,207.00
  4. Step 4: Simplify right side
    23,415.83x = 426,769,348.88
  5. Step 5: Solve for x
    x = 426,769,348.88/23,415.83
  6. Step 6: Final answer
    x = 18,225.67

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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.