Home / 36,447.60-50,302.44-20,535.12

Finding the Fourth Proportional to 36,447.60, 50,302.44 and 20,535.12

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Solution

The fourth proportional to 36,447.60, 50,302.44 and 20,535.12 is: 28,341.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,447.60 : 50,302.44 = 20,535.12 : x
  2. Step 2: Convert to fraction form
    36,447.60/50,302.44 = 20,535.12/x
  3. Step 3: Cross multiply
    36,447.60x = 50,302.44 × 20,535.12
  4. Step 4: Simplify right side
    36,447.60x = 1,032,966,641.69
  5. Step 5: Solve for x
    x = 1,032,966,641.69/36,447.60
  6. Step 6: Final answer
    x = 28,341.14

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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.