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Finding the Fourth Proportional to 35,674.38, 53,482.38 and 13,475.16

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Solution

The fourth proportional to 35,674.38, 53,482.38 and 13,475.16 is: 20,201.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,674.38 : 53,482.38 = 13,475.16 : x
  2. Step 2: Convert to fraction form
    35,674.38/53,482.38 = 13,475.16/x
  3. Step 3: Cross multiply
    35,674.38x = 53,482.38 × 13,475.16
  4. Step 4: Simplify right side
    35,674.38x = 720,683,627.68
  5. Step 5: Solve for x
    x = 720,683,627.68/35,674.38
  6. Step 6: Final answer
    x = 20,201.71

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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.