Home / 27,464.48-37,899.24-15,528.32

Finding the Fourth Proportional to 27,464.48, 37,899.24 and 15,528.32

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Solution

The fourth proportional to 27,464.48, 37,899.24 and 15,528.32 is: 21,428.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,464.48 : 37,899.24 = 15,528.32 : x
  2. Step 2: Convert to fraction form
    27,464.48/37,899.24 = 15,528.32/x
  3. Step 3: Cross multiply
    27,464.48x = 37,899.24 × 15,528.32
  4. Step 4: Simplify right side
    27,464.48x = 588,511,526.48
  5. Step 5: Solve for x
    x = 588,511,526.48/27,464.48
  6. Step 6: Final answer
    x = 21,428.10

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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.