Home / 23,288.39-32,136.97-12,678.06

Finding the Fourth Proportional to 23,288.39, 32,136.97 and 12,678.06

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Solution

The fourth proportional to 23,288.39, 32,136.97 and 12,678.06 is: 17,495.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,288.39 : 32,136.97 = 12,678.06 : x
  2. Step 2: Convert to fraction form
    23,288.39/32,136.97 = 12,678.06/x
  3. Step 3: Cross multiply
    23,288.39x = 32,136.97 × 12,678.06
  4. Step 4: Simplify right side
    23,288.39x = 407,434,433.88
  5. Step 5: Solve for x
    x = 407,434,433.88/23,288.39
  6. Step 6: Final answer
    x = 17,495.17

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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.