Home / 37,881.07-52,276.24-20,885.92

Finding the Fourth Proportional to 37,881.07, 52,276.24 and 20,885.92

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Solution

The fourth proportional to 37,881.07, 52,276.24 and 20,885.92 is: 28,822.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,881.07 : 52,276.24 = 20,885.92 : x
  2. Step 2: Convert to fraction form
    37,881.07/52,276.24 = 20,885.92/x
  3. Step 3: Cross multiply
    37,881.07x = 52,276.24 × 20,885.92
  4. Step 4: Simplify right side
    37,881.07x = 1,091,837,144.47
  5. Step 5: Solve for x
    x = 1,091,837,144.47/37,881.07
  6. Step 6: Final answer
    x = 28,822.77

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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.