Home / 27,521.46-37,979.43-14,946.21

Finding the Fourth Proportional to 27,521.46, 37,979.43 and 14,946.21

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Solution

The fourth proportional to 27,521.46, 37,979.43 and 14,946.21 is: 20,625.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,521.46 : 37,979.43 = 14,946.21 : x
  2. Step 2: Convert to fraction form
    27,521.46/37,979.43 = 14,946.21/x
  3. Step 3: Cross multiply
    27,521.46x = 37,979.43 × 14,946.21
  4. Step 4: Simplify right side
    27,521.46x = 567,648,536.46
  5. Step 5: Solve for x
    x = 567,648,536.46/27,521.46
  6. Step 6: Final answer
    x = 20,625.67

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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.