Home / 36,160.60-49,900.16-21,053.70

Finding the Fourth Proportional to 36,160.60, 49,900.16 and 21,053.70

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Solution

The fourth proportional to 36,160.60, 49,900.16 and 21,053.70 is: 29,053.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,160.60 : 49,900.16 = 21,053.70 : x
  2. Step 2: Convert to fraction form
    36,160.60/49,900.16 = 21,053.70/x
  3. Step 3: Cross multiply
    36,160.60x = 49,900.16 × 21,053.70
  4. Step 4: Simplify right side
    36,160.60x = 1,050,582,998.59
  5. Step 5: Solve for x
    x = 1,050,582,998.59/36,160.60
  6. Step 6: Final answer
    x = 29,053.25

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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.