Home / 36,458.40-50,316.16-21,350.12

Finding the Fourth Proportional to 36,458.40, 50,316.16 and 21,350.12

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Solution

The fourth proportional to 36,458.40, 50,316.16 and 21,350.12 is: 29,465.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,458.40 : 50,316.16 = 21,350.12 : x
  2. Step 2: Convert to fraction form
    36,458.40/50,316.16 = 21,350.12/x
  3. Step 3: Cross multiply
    36,458.40x = 50,316.16 × 21,350.12
  4. Step 4: Simplify right side
    36,458.40x = 1,074,256,053.94
  5. Step 5: Solve for x
    x = 1,074,256,053.94/36,458.40
  6. Step 6: Final answer
    x = 29,465.26

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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.