Home / 36,417.36-50,255.40-20,501.76

Finding the Fourth Proportional to 36,417.36, 50,255.40 and 20,501.76

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Solution

The fourth proportional to 36,417.36, 50,255.40 and 20,501.76 is: 28,292.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,417.36 : 50,255.40 = 20,501.76 : x
  2. Step 2: Convert to fraction form
    36,417.36/50,255.40 = 20,501.76/x
  3. Step 3: Cross multiply
    36,417.36x = 50,255.40 × 20,501.76
  4. Step 4: Simplify right side
    36,417.36x = 1,030,324,149.50
  5. Step 5: Solve for x
    x = 1,030,324,149.50/36,417.36
  6. Step 6: Final answer
    x = 28,292.12

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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.