Home / 37,636.43-51,929.96-21,717.50

Finding the Fourth Proportional to 37,636.43, 51,929.96 and 21,717.50

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Solution

The fourth proportional to 37,636.43, 51,929.96 and 21,717.50 is: 29,965.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,636.43 : 51,929.96 = 21,717.50 : x
  2. Step 2: Convert to fraction form
    37,636.43/51,929.96 = 21,717.50/x
  3. Step 3: Cross multiply
    37,636.43x = 51,929.96 × 21,717.50
  4. Step 4: Simplify right side
    37,636.43x = 1,127,788,538.06
  5. Step 5: Solve for x
    x = 1,127,788,538.06/37,636.43
  6. Step 6: Final answer
    x = 29,965.35

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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.