Home / 9,820.74-14,698.29-8,065.68

Finding the Fourth Proportional to 9,820.74, 14,698.29 and 8,065.68

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Solution

The fourth proportional to 9,820.74, 14,698.29 and 8,065.68 is: 12,071.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,820.74 : 14,698.29 = 8,065.68 : x
  2. Step 2: Convert to fraction form
    9,820.74/14,698.29 = 8,065.68/x
  3. Step 3: Cross multiply
    9,820.74x = 14,698.29 × 8,065.68
  4. Step 4: Simplify right side
    9,820.74x = 118,551,703.69
  5. Step 5: Solve for x
    x = 118,551,703.69/9,820.74
  6. Step 6: Final answer
    x = 12,071.57

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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.