Home / 24,501.12-33,780.96-20,269.76

Finding the Fourth Proportional to 24,501.12, 33,780.96 and 20,269.76

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Solution

The fourth proportional to 24,501.12, 33,780.96 and 20,269.76 is: 27,946.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,501.12 : 33,780.96 = 20,269.76 : x
  2. Step 2: Convert to fraction form
    24,501.12/33,780.96 = 20,269.76/x
  3. Step 3: Cross multiply
    24,501.12x = 33,780.96 × 20,269.76
  4. Step 4: Simplify right side
    24,501.12x = 684,731,951.77
  5. Step 5: Solve for x
    x = 684,731,951.77/24,501.12
  6. Step 6: Final answer
    x = 27,946.97

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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.