Home / 23,521.44-32,460.12-12,911.76

Finding the Fourth Proportional to 23,521.44, 32,460.12 and 12,911.76

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Solution

The fourth proportional to 23,521.44, 32,460.12 and 12,911.76 is: 17,818.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,521.44 : 32,460.12 = 12,911.76 : x
  2. Step 2: Convert to fraction form
    23,521.44/32,460.12 = 12,911.76/x
  3. Step 3: Cross multiply
    23,521.44x = 32,460.12 × 12,911.76
  4. Step 4: Simplify right side
    23,521.44x = 419,117,279.01
  5. Step 5: Solve for x
    x = 419,117,279.01/23,521.44
  6. Step 6: Final answer
    x = 17,818.52

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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.