Home / 36,455.48-50,302.40-20,319.24

Finding the Fourth Proportional to 36,455.48, 50,302.40 and 20,319.24

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Solution

The fourth proportional to 36,455.48, 50,302.40 and 20,319.24 is: 28,037.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,455.48 : 50,302.40 = 20,319.24 : x
  2. Step 2: Convert to fraction form
    36,455.48/50,302.40 = 20,319.24/x
  3. Step 3: Cross multiply
    36,455.48x = 50,302.40 × 20,319.24
  4. Step 4: Simplify right side
    36,455.48x = 1,022,106,538.18
  5. Step 5: Solve for x
    x = 1,022,106,538.18/36,455.48
  6. Step 6: Final answer
    x = 28,037.12

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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.