Home / 27,166.60-37,433.70-21,840.04

Finding the Fourth Proportional to 27,166.60, 37,433.70 and 21,840.04

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Solution

The fourth proportional to 27,166.60, 37,433.70 and 21,840.04 is: 30,094.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,166.60 : 37,433.70 = 21,840.04 : x
  2. Step 2: Convert to fraction form
    27,166.60/37,433.70 = 21,840.04/x
  3. Step 3: Cross multiply
    27,166.60x = 37,433.70 × 21,840.04
  4. Step 4: Simplify right side
    27,166.60x = 817,553,505.35
  5. Step 5: Solve for x
    x = 817,553,505.35/27,166.60
  6. Step 6: Final answer
    x = 30,094.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.