Home / 36,457.80-54,712.30-15,696.20

Finding the Fourth Proportional to 36,457.80, 54,712.30 and 15,696.20

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Solution

The fourth proportional to 36,457.80, 54,712.30 and 15,696.20 is: 23,555.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,457.80 : 54,712.30 = 15,696.20 : x
  2. Step 2: Convert to fraction form
    36,457.80/54,712.30 = 15,696.20/x
  3. Step 3: Cross multiply
    36,457.80x = 54,712.30 × 15,696.20
  4. Step 4: Simplify right side
    36,457.80x = 858,775,203.26
  5. Step 5: Solve for x
    x = 858,775,203.26/36,457.80
  6. Step 6: Final answer
    x = 23,555.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.