Home / 27,342.50-37,721.85-17,267.18

Finding the Fourth Proportional to 27,342.50, 37,721.85 and 17,267.18

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Solution

The fourth proportional to 27,342.50, 37,721.85 and 17,267.18 is: 23,821.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,342.50 : 37,721.85 = 17,267.18 : x
  2. Step 2: Convert to fraction form
    27,342.50/37,721.85 = 17,267.18/x
  3. Step 3: Cross multiply
    27,342.50x = 37,721.85 × 17,267.18
  4. Step 4: Simplify right side
    27,342.50x = 651,349,973.88
  5. Step 5: Solve for x
    x = 651,349,973.88/27,342.50
  6. Step 6: Final answer
    x = 23,821.89

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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.