Home / 57,562.43-79,415.09-34,885.07

Finding the Fourth Proportional to 57,562.43, 79,415.09 and 34,885.07

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Solution

The fourth proportional to 57,562.43, 79,415.09 and 34,885.07 is: 48,128.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,562.43 : 79,415.09 = 34,885.07 : x
  2. Step 2: Convert to fraction form
    57,562.43/79,415.09 = 34,885.07/x
  3. Step 3: Cross multiply
    57,562.43x = 79,415.09 × 34,885.07
  4. Step 4: Simplify right side
    57,562.43x = 2,770,400,973.71
  5. Step 5: Solve for x
    x = 2,770,400,973.71/57,562.43
  6. Step 6: Final answer
    x = 48,128.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.