Home / 37,748.44-52,091.58-20,981.08

Finding the Fourth Proportional to 37,748.44, 52,091.58 and 20,981.08

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Solution

The fourth proportional to 37,748.44, 52,091.58 and 20,981.08 is: 28,953.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,748.44 : 52,091.58 = 20,981.08 : x
  2. Step 2: Convert to fraction form
    37,748.44/52,091.58 = 20,981.08/x
  3. Step 3: Cross multiply
    37,748.44x = 52,091.58 × 20,981.08
  4. Step 4: Simplify right side
    37,748.44x = 1,092,937,607.31
  5. Step 5: Solve for x
    x = 1,092,937,607.31/37,748.44
  6. Step 6: Final answer
    x = 28,953.19

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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.