Home / 18,401.14-27,606.30-8,547.40

Finding the Fourth Proportional to 18,401.14, 27,606.30 and 8,547.40

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Solution

The fourth proportional to 18,401.14, 27,606.30 and 8,547.40 is: 12,823.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,401.14 : 27,606.30 = 8,547.40 : x
  2. Step 2: Convert to fraction form
    18,401.14/27,606.30 = 8,547.40/x
  3. Step 3: Cross multiply
    18,401.14x = 27,606.30 × 8,547.40
  4. Step 4: Simplify right side
    18,401.14x = 235,962,088.62
  5. Step 5: Solve for x
    x = 235,962,088.62/18,401.14
  6. Step 6: Final answer
    x = 12,823.23

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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.