Home / 27,227.79-37,582.11-15,899.94

Finding the Fourth Proportional to 27,227.79, 37,582.11 and 15,899.94

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Solution

The fourth proportional to 27,227.79, 37,582.11 and 15,899.94 is: 21,946.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,227.79 : 37,582.11 = 15,899.94 : x
  2. Step 2: Convert to fraction form
    27,227.79/37,582.11 = 15,899.94/x
  3. Step 3: Cross multiply
    27,227.79x = 37,582.11 × 15,899.94
  4. Step 4: Simplify right side
    27,227.79x = 597,553,294.07
  5. Step 5: Solve for x
    x = 597,553,294.07/27,227.79
  6. Step 6: Final answer
    x = 21,946.45

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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.