Home / 21,698.74-32,547.66-6,908.68

Finding the Fourth Proportional to 21,698.74, 32,547.66 and 6,908.68

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Solution

The fourth proportional to 21,698.74, 32,547.66 and 6,908.68 is: 10,362.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,698.74 : 32,547.66 = 6,908.68 : x
  2. Step 2: Convert to fraction form
    21,698.74/32,547.66 = 6,908.68/x
  3. Step 3: Cross multiply
    21,698.74x = 32,547.66 × 6,908.68
  4. Step 4: Simplify right side
    21,698.74x = 224,861,367.69
  5. Step 5: Solve for x
    x = 224,861,367.69/21,698.74
  6. Step 6: Final answer
    x = 10,362.88

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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.