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Finding the Fourth Proportional to 35,636.46, 53,454.72 and 10,679.16

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Solution

The fourth proportional to 35,636.46, 53,454.72 and 10,679.16 is: 16,018.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,636.46 : 53,454.72 = 10,679.16 : x
  2. Step 2: Convert to fraction form
    35,636.46/53,454.72 = 10,679.16/x
  3. Step 3: Cross multiply
    35,636.46x = 53,454.72 × 10,679.16
  4. Step 4: Simplify right side
    35,636.46x = 570,851,507.64
  5. Step 5: Solve for x
    x = 570,851,507.64/35,636.46
  6. Step 6: Final answer
    x = 16,018.75

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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.