Home / 43,278.04-64,917.06-10,446.04

Finding the Fourth Proportional to 43,278.04, 64,917.06 and 10,446.04

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Solution

The fourth proportional to 43,278.04, 64,917.06 and 10,446.04 is: 15,669.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,278.04 : 64,917.06 = 10,446.04 : x
  2. Step 2: Convert to fraction form
    43,278.04/64,917.06 = 10,446.04/x
  3. Step 3: Cross multiply
    43,278.04x = 64,917.06 × 10,446.04
  4. Step 4: Simplify right side
    43,278.04x = 678,126,205.44
  5. Step 5: Solve for x
    x = 678,126,205.44/43,278.04
  6. Step 6: Final answer
    x = 15,669.06

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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.