Home / 25,088.44-37,632.84-20,402.98

Finding the Fourth Proportional to 25,088.44, 37,632.84 and 20,402.98

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Solution

The fourth proportional to 25,088.44, 37,632.84 and 20,402.98 is: 30,604.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,088.44 : 37,632.84 = 20,402.98 : x
  2. Step 2: Convert to fraction form
    25,088.44/37,632.84 = 20,402.98/x
  3. Step 3: Cross multiply
    25,088.44x = 37,632.84 × 20,402.98
  4. Step 4: Simplify right side
    25,088.44x = 767,822,081.86
  5. Step 5: Solve for x
    x = 767,822,081.86/25,088.44
  6. Step 6: Final answer
    x = 30,604.62

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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.