Home / 23,239.35-32,070.40-12,628.98

Finding the Fourth Proportional to 23,239.35, 32,070.40 and 12,628.98

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Solution

The fourth proportional to 23,239.35, 32,070.40 and 12,628.98 is: 17,428.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,239.35 : 32,070.40 = 12,628.98 : x
  2. Step 2: Convert to fraction form
    23,239.35/32,070.40 = 12,628.98/x
  3. Step 3: Cross multiply
    23,239.35x = 32,070.40 × 12,628.98
  4. Step 4: Simplify right side
    23,239.35x = 405,016,408.62
  5. Step 5: Solve for x
    x = 405,016,408.62/23,239.35
  6. Step 6: Final answer
    x = 17,428.04

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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.