Home / 20,364.67-30,547.41-9,263.62

Finding the Fourth Proportional to 20,364.67, 30,547.41 and 9,263.62

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Solution

The fourth proportional to 20,364.67, 30,547.41 and 9,263.62 is: 13,895.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,364.67 : 30,547.41 = 9,263.62 : x
  2. Step 2: Convert to fraction form
    20,364.67/30,547.41 = 9,263.62/x
  3. Step 3: Cross multiply
    20,364.67x = 30,547.41 × 9,263.62
  4. Step 4: Simplify right side
    20,364.67x = 282,979,598.22
  5. Step 5: Solve for x
    x = 282,979,598.22/20,364.67
  6. Step 6: Final answer
    x = 13,895.61

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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.