Home / 18,102.84-27,149.93-6,257.02

Finding the Fourth Proportional to 18,102.84, 27,149.93 and 6,257.02

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Solution

The fourth proportional to 18,102.84, 27,149.93 and 6,257.02 is: 9,384.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,102.84 : 27,149.93 = 6,257.02 : x
  2. Step 2: Convert to fraction form
    18,102.84/27,149.93 = 6,257.02/x
  3. Step 3: Cross multiply
    18,102.84x = 27,149.93 × 6,257.02
  4. Step 4: Simplify right side
    18,102.84x = 169,877,741.77
  5. Step 5: Solve for x
    x = 169,877,741.77/18,102.84
  6. Step 6: Final answer
    x = 9,384.04

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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.