Home / 27,521.90-37,980.33-14,946.56

Finding the Fourth Proportional to 27,521.90, 37,980.33 and 14,946.56

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Solution

The fourth proportional to 27,521.90, 37,980.33 and 14,946.56 is: 20,626.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,521.90 : 37,980.33 = 14,946.56 : x
  2. Step 2: Convert to fraction form
    27,521.90/37,980.33 = 14,946.56/x
  3. Step 3: Cross multiply
    27,521.90x = 37,980.33 × 14,946.56
  4. Step 4: Simplify right side
    27,521.90x = 567,675,281.16
  5. Step 5: Solve for x
    x = 567,675,281.16/27,521.90
  6. Step 6: Final answer
    x = 20,626.31

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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.