Home / 27,501.76-37,953.30-15,564.88

Finding the Fourth Proportional to 27,501.76, 37,953.30 and 15,564.88

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Solution

The fourth proportional to 27,501.76, 37,953.30 and 15,564.88 is: 21,480.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,501.76 : 37,953.30 = 15,564.88 : x
  2. Step 2: Convert to fraction form
    27,501.76/37,953.30 = 15,564.88/x
  3. Step 3: Cross multiply
    27,501.76x = 37,953.30 × 15,564.88
  4. Step 4: Simplify right side
    27,501.76x = 590,738,560.10
  5. Step 5: Solve for x
    x = 590,738,560.10/27,501.76
  6. Step 6: Final answer
    x = 21,480.03

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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.