Home / 36,485.40-50,349.17-20,569.86

Finding the Fourth Proportional to 36,485.40, 50,349.17 and 20,569.86

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Solution

The fourth proportional to 36,485.40, 50,349.17 and 20,569.86 is: 28,386.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,485.40 : 50,349.17 = 20,569.86 : x
  2. Step 2: Convert to fraction form
    36,485.40/50,349.17 = 20,569.86/x
  3. Step 3: Cross multiply
    36,485.40x = 50,349.17 × 20,569.86
  4. Step 4: Simplify right side
    36,485.40x = 1,035,675,429.44
  5. Step 5: Solve for x
    x = 1,035,675,429.44/36,485.40
  6. Step 6: Final answer
    x = 28,386.02

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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.