Home / 20,532.51-30,798.58-6,492.55

Finding the Fourth Proportional to 20,532.51, 30,798.58 and 6,492.55

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Solution

The fourth proportional to 20,532.51, 30,798.58 and 6,492.55 is: 9,738.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,532.51 : 30,798.58 = 6,492.55 : x
  2. Step 2: Convert to fraction form
    20,532.51/30,798.58 = 6,492.55/x
  3. Step 3: Cross multiply
    20,532.51x = 30,798.58 × 6,492.55
  4. Step 4: Simplify right side
    20,532.51x = 199,961,210.65
  5. Step 5: Solve for x
    x = 199,961,210.65/20,532.51
  6. Step 6: Final answer
    x = 9,738.76

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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.