Home / 27,455.58-37,892.04-17,905.68

Finding the Fourth Proportional to 27,455.58, 37,892.04 and 17,905.68

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Solution

The fourth proportional to 27,455.58, 37,892.04 and 17,905.68 is: 24,712.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,455.58 : 37,892.04 = 17,905.68 : x
  2. Step 2: Convert to fraction form
    27,455.58/37,892.04 = 17,905.68/x
  3. Step 3: Cross multiply
    27,455.58x = 37,892.04 × 17,905.68
  4. Step 4: Simplify right side
    27,455.58x = 678,482,742.79
  5. Step 5: Solve for x
    x = 678,482,742.79/27,455.58
  6. Step 6: Final answer
    x = 24,712.02

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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.