Home / 27,717.45-38,250.07-14,970.63

Finding the Fourth Proportional to 27,717.45, 38,250.07 and 14,970.63

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Solution

The fourth proportional to 27,717.45, 38,250.07 and 14,970.63 is: 20,659.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,717.45 : 38,250.07 = 14,970.63 : x
  2. Step 2: Convert to fraction form
    27,717.45/38,250.07 = 14,970.63/x
  3. Step 3: Cross multiply
    27,717.45x = 38,250.07 × 14,970.63
  4. Step 4: Simplify right side
    27,717.45x = 572,627,564.37
  5. Step 5: Solve for x
    x = 572,627,564.37/27,717.45
  6. Step 6: Final answer
    x = 20,659.46

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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.