Home / 36,485.15-50,349.51-20,569.52

Finding the Fourth Proportional to 36,485.15, 50,349.51 and 20,569.52

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Solution

The fourth proportional to 36,485.15, 50,349.51 and 20,569.52 is: 28,385.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,485.15 : 50,349.51 = 20,569.52 : x
  2. Step 2: Convert to fraction form
    36,485.15/50,349.51 = 20,569.52/x
  3. Step 3: Cross multiply
    36,485.15x = 50,349.51 × 20,569.52
  4. Step 4: Simplify right side
    36,485.15x = 1,035,665,001.19
  5. Step 5: Solve for x
    x = 1,035,665,001.19/36,485.15
  6. Step 6: Final answer
    x = 28,385.94

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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.