Home / 19,823.07-29,714.44-12,432.67

Finding the Fourth Proportional to 19,823.07, 29,714.44 and 12,432.67

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Solution

The fourth proportional to 19,823.07, 29,714.44 and 12,432.67 is: 18,636.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,823.07 : 29,714.44 = 12,432.67 : x
  2. Step 2: Convert to fraction form
    19,823.07/29,714.44 = 12,432.67/x
  3. Step 3: Cross multiply
    19,823.07x = 29,714.44 × 12,432.67
  4. Step 4: Simplify right side
    19,823.07x = 369,429,826.75
  5. Step 5: Solve for x
    x = 369,429,826.75/19,823.07
  6. Step 6: Final answer
    x = 18,636.36

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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.