Home / 23,239.20-32,069.93-12,628.91

Finding the Fourth Proportional to 23,239.20, 32,069.93 and 12,628.91

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Solution

The fourth proportional to 23,239.20, 32,069.93 and 12,628.91 is: 17,427.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,239.20 : 32,069.93 = 12,628.91 : x
  2. Step 2: Convert to fraction form
    23,239.20/32,069.93 = 12,628.91/x
  3. Step 3: Cross multiply
    23,239.20x = 32,069.93 × 12,628.91
  4. Step 4: Simplify right side
    23,239.20x = 405,008,276.71
  5. Step 5: Solve for x
    x = 405,008,276.71/23,239.20
  6. Step 6: Final answer
    x = 17,427.80

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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.