Home / 23,240.79-32,072.48-12,630.42

Finding the Fourth Proportional to 23,240.79, 32,072.48 and 12,630.42

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Solution

The fourth proportional to 23,240.79, 32,072.48 and 12,630.42 is: 17,430.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,240.79 : 32,072.48 = 12,630.42 : x
  2. Step 2: Convert to fraction form
    23,240.79/32,072.48 = 12,630.42/x
  3. Step 3: Cross multiply
    23,240.79x = 32,072.48 × 12,630.42
  4. Step 4: Simplify right side
    23,240.79x = 405,088,892.84
  5. Step 5: Solve for x
    x = 405,088,892.84/23,240.79
  6. Step 6: Final answer
    x = 17,430.08

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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.