Home / 27,175.31-37,484.66-19,632.72

Finding the Fourth Proportional to 27,175.31, 37,484.66 and 19,632.72

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Solution

The fourth proportional to 27,175.31, 37,484.66 and 19,632.72 is: 27,080.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,175.31 : 37,484.66 = 19,632.72 : x
  2. Step 2: Convert to fraction form
    27,175.31/37,484.66 = 19,632.72/x
  3. Step 3: Cross multiply
    27,175.31x = 37,484.66 × 19,632.72
  4. Step 4: Simplify right side
    27,175.31x = 735,925,883.16
  5. Step 5: Solve for x
    x = 735,925,883.16/27,175.31
  6. Step 6: Final answer
    x = 27,080.69

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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.