Home / 27,464.46-37,899.39-15,528.30

Finding the Fourth Proportional to 27,464.46, 37,899.39 and 15,528.30

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Solution

The fourth proportional to 27,464.46, 37,899.39 and 15,528.30 is: 21,428.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,464.46 : 37,899.39 = 15,528.30 : x
  2. Step 2: Convert to fraction form
    27,464.46/37,899.39 = 15,528.30/x
  3. Step 3: Cross multiply
    27,464.46x = 37,899.39 × 15,528.30
  4. Step 4: Simplify right side
    27,464.46x = 588,513,097.74
  5. Step 5: Solve for x
    x = 588,513,097.74/27,464.46
  6. Step 6: Final answer
    x = 21,428.17

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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.