Home / 35,650.37-53,487.71-13,470.14

Finding the Fourth Proportional to 35,650.37, 53,487.71 and 13,470.14

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Solution

The fourth proportional to 35,650.37, 53,487.71 and 13,470.14 is: 20,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,650.37 : 53,487.71 = 13,470.14 : x
  2. Step 2: Convert to fraction form
    35,650.37/53,487.71 = 13,470.14/x
  3. Step 3: Cross multiply
    35,650.37x = 53,487.71 × 13,470.14
  4. Step 4: Simplify right side
    35,650.37x = 720,486,941.98
  5. Step 5: Solve for x
    x = 720,486,941.98/35,650.37
  6. Step 6: Final answer
    x = 20,209.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.