Home / 16,009.40-24,021.30-7,239.80

Finding the Fourth Proportional to 16,009.40, 24,021.30 and 7,239.80

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Solution

The fourth proportional to 16,009.40, 24,021.30 and 7,239.80 is: 10,862.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,009.40 : 24,021.30 = 7,239.80 : x
  2. Step 2: Convert to fraction form
    16,009.40/24,021.30 = 7,239.80/x
  3. Step 3: Cross multiply
    16,009.40x = 24,021.30 × 7,239.80
  4. Step 4: Simplify right side
    16,009.40x = 173,909,407.74
  5. Step 5: Solve for x
    x = 173,909,407.74/16,009.40
  6. Step 6: Final answer
    x = 10,862.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.