Home / 27,621.18-41,418.93-8,897.70

Finding the Fourth Proportional to 27,621.18, 41,418.93 and 8,897.70

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Solution

The fourth proportional to 27,621.18, 41,418.93 and 8,897.70 is: 13,342.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,621.18 : 41,418.93 = 8,897.70 : x
  2. Step 2: Convert to fraction form
    27,621.18/41,418.93 = 8,897.70/x
  3. Step 3: Cross multiply
    27,621.18x = 41,418.93 × 8,897.70
  4. Step 4: Simplify right side
    27,621.18x = 368,533,213.46
  5. Step 5: Solve for x
    x = 368,533,213.46/27,621.18
  6. Step 6: Final answer
    x = 13,342.41

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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.