Home / 18,037.49-27,056.70-8,547.58

Finding the Fourth Proportional to 18,037.49, 27,056.70 and 8,547.58

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Solution

The fourth proportional to 18,037.49, 27,056.70 and 8,547.58 is: 12,821.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,037.49 : 27,056.70 = 8,547.58 : x
  2. Step 2: Convert to fraction form
    18,037.49/27,056.70 = 8,547.58/x
  3. Step 3: Cross multiply
    18,037.49x = 27,056.70 × 8,547.58
  4. Step 4: Simplify right side
    18,037.49x = 231,269,153.35
  5. Step 5: Solve for x
    x = 231,269,153.35/18,037.49
  6. Step 6: Final answer
    x = 12,821.59

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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.