Home / 23,439.84-32,347.75-12,829.47

Finding the Fourth Proportional to 23,439.84, 32,347.75 and 12,829.47

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Solution

The fourth proportional to 23,439.84, 32,347.75 and 12,829.47 is: 17,705.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,439.84 : 32,347.75 = 12,829.47 : x
  2. Step 2: Convert to fraction form
    23,439.84/32,347.75 = 12,829.47/x
  3. Step 3: Cross multiply
    23,439.84x = 32,347.75 × 12,829.47
  4. Step 4: Simplify right side
    23,439.84x = 415,004,294.38
  5. Step 5: Solve for x
    x = 415,004,294.38/23,439.84
  6. Step 6: Final answer
    x = 17,705.09

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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.