Home / 27,060.50-37,343.64-15,730.22

Finding the Fourth Proportional to 27,060.50, 37,343.64 and 15,730.22

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Solution

The fourth proportional to 27,060.50, 37,343.64 and 15,730.22 is: 21,707.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,060.50 : 37,343.64 = 15,730.22 : x
  2. Step 2: Convert to fraction form
    27,060.50/37,343.64 = 15,730.22/x
  3. Step 3: Cross multiply
    27,060.50x = 37,343.64 × 15,730.22
  4. Step 4: Simplify right side
    27,060.50x = 587,423,486.08
  5. Step 5: Solve for x
    x = 587,423,486.08/27,060.50
  6. Step 6: Final answer
    x = 21,707.79

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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.