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Finding the Fourth Proportional to 35,441.70, 53,162.64 and 10,482.18

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Solution

The fourth proportional to 35,441.70, 53,162.64 and 10,482.18 is: 15,723.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,441.70 : 53,162.64 = 10,482.18 : x
  2. Step 2: Convert to fraction form
    35,441.70/53,162.64 = 10,482.18/x
  3. Step 3: Cross multiply
    35,441.70x = 53,162.64 × 10,482.18
  4. Step 4: Simplify right side
    35,441.70x = 557,260,361.76
  5. Step 5: Solve for x
    x = 557,260,361.76/35,441.70
  6. Step 6: Final answer
    x = 15,723.30

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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.