Home / 37,883.16-52,276.86-21,112.92

Finding the Fourth Proportional to 37,883.16, 52,276.86 and 21,112.92

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Solution

The fourth proportional to 37,883.16, 52,276.86 and 21,112.92 is: 29,134.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,883.16 : 52,276.86 = 21,112.92 : x
  2. Step 2: Convert to fraction form
    37,883.16/52,276.86 = 21,112.92/x
  3. Step 3: Cross multiply
    37,883.16x = 52,276.86 × 21,112.92
  4. Step 4: Simplify right side
    37,883.16x = 1,103,717,163.03
  5. Step 5: Solve for x
    x = 1,103,717,163.03/37,883.16
  6. Step 6: Final answer
    x = 29,134.77

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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.