Home / 18,400.47-27,576.40-6,702.45

Finding the Fourth Proportional to 18,400.47, 27,576.40 and 6,702.45

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Solution

The fourth proportional to 18,400.47, 27,576.40 and 6,702.45 is: 10,044.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,400.47 : 27,576.40 = 6,702.45 : x
  2. Step 2: Convert to fraction form
    18,400.47/27,576.40 = 6,702.45/x
  3. Step 3: Cross multiply
    18,400.47x = 27,576.40 × 6,702.45
  4. Step 4: Simplify right side
    18,400.47x = 184,829,442.18
  5. Step 5: Solve for x
    x = 184,829,442.18/18,400.47
  6. Step 6: Final answer
    x = 10,044.82

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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.