Home / 24,445.76-33,712.80-20,676.80

Finding the Fourth Proportional to 24,445.76, 33,712.80 and 20,676.80

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Solution

The fourth proportional to 24,445.76, 33,712.80 and 20,676.80 is: 28,515.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,445.76 : 33,712.80 = 20,676.80 : x
  2. Step 2: Convert to fraction form
    24,445.76/33,712.80 = 20,676.80/x
  3. Step 3: Cross multiply
    24,445.76x = 33,712.80 × 20,676.80
  4. Step 4: Simplify right side
    24,445.76x = 697,072,823.04
  5. Step 5: Solve for x
    x = 697,072,823.04/24,445.76
  6. Step 6: Final answer
    x = 28,515.08

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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.