Home / 23,078.58-34,582.63-11,988.86

Finding the Fourth Proportional to 23,078.58, 34,582.63 and 11,988.86

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Solution

The fourth proportional to 23,078.58, 34,582.63 and 11,988.86 is: 17,964.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,078.58 : 34,582.63 = 11,988.86 : x
  2. Step 2: Convert to fraction form
    23,078.58/34,582.63 = 11,988.86/x
  3. Step 3: Cross multiply
    23,078.58x = 34,582.63 × 11,988.86
  4. Step 4: Simplify right side
    23,078.58x = 414,606,309.50
  5. Step 5: Solve for x
    x = 414,606,309.50/23,078.58
  6. Step 6: Final answer
    x = 17,964.98

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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.