Home / 35,585.62-53,378.35-33,420.49

Finding the Fourth Proportional to 35,585.62, 53,378.35 and 33,420.49

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Solution

The fourth proportional to 35,585.62, 53,378.35 and 33,420.49 is: 50,130.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,585.62 : 53,378.35 = 33,420.49 : x
  2. Step 2: Convert to fraction form
    35,585.62/53,378.35 = 33,420.49/x
  3. Step 3: Cross multiply
    35,585.62x = 53,378.35 × 33,420.49
  4. Step 4: Simplify right side
    35,585.62x = 1,783,930,612.39
  5. Step 5: Solve for x
    x = 1,783,930,612.39/35,585.62
  6. Step 6: Final answer
    x = 50,130.66

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1.5x scale

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.