Home / 23,289.08-32,137.62-12,678.08

Finding the Fourth Proportional to 23,289.08, 32,137.62 and 12,678.08

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Solution

The fourth proportional to 23,289.08, 32,137.62 and 12,678.08 is: 17,495.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,289.08 : 32,137.62 = 12,678.08 : x
  2. Step 2: Convert to fraction form
    23,289.08/32,137.62 = 12,678.08/x
  3. Step 3: Cross multiply
    23,289.08x = 32,137.62 × 12,678.08
  4. Step 4: Simplify right side
    23,289.08x = 407,443,317.37
  5. Step 5: Solve for x
    x = 407,443,317.37/23,289.08
  6. Step 6: Final answer
    x = 17,495.04

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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.