Home / 27,541.78-38,007.66-14,966.50

Finding the Fourth Proportional to 27,541.78, 38,007.66 and 14,966.50

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Solution

The fourth proportional to 27,541.78, 38,007.66 and 14,966.50 is: 20,653.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,541.78 : 38,007.66 = 14,966.50 : x
  2. Step 2: Convert to fraction form
    27,541.78/38,007.66 = 14,966.50/x
  3. Step 3: Cross multiply
    27,541.78x = 38,007.66 × 14,966.50
  4. Step 4: Simplify right side
    27,541.78x = 568,841,643.39
  5. Step 5: Solve for x
    x = 568,841,643.39/27,541.78
  6. Step 6: Final answer
    x = 20,653.77

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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.