Home / 23,440.40-32,347.28-12,829.84

Finding the Fourth Proportional to 23,440.40, 32,347.28 and 12,829.84

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Solution

The fourth proportional to 23,440.40, 32,347.28 and 12,829.84 is: 17,704.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,440.40 : 32,347.28 = 12,829.84 : x
  2. Step 2: Convert to fraction form
    23,440.40/32,347.28 = 12,829.84/x
  3. Step 3: Cross multiply
    23,440.40x = 32,347.28 × 12,829.84
  4. Step 4: Simplify right side
    23,440.40x = 415,010,426.84
  5. Step 5: Solve for x
    x = 415,010,426.84/23,440.40
  6. Step 6: Final answer
    x = 17,704.92

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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.