Home / 23,712.71-35,590.59-12,628.80

Finding the Fourth Proportional to 23,712.71, 35,590.59 and 12,628.80

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Solution

The fourth proportional to 23,712.71, 35,590.59 and 12,628.80 is: 18,954.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,712.71 : 35,590.59 = 12,628.80 : x
  2. Step 2: Convert to fraction form
    23,712.71/35,590.59 = 12,628.80/x
  3. Step 3: Cross multiply
    23,712.71x = 35,590.59 × 12,628.80
  4. Step 4: Simplify right side
    23,712.71x = 449,466,442.99
  5. Step 5: Solve for x
    x = 449,466,442.99/23,712.71
  6. Step 6: Final answer
    x = 18,954.67

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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.