Home / 30,951.30-42,615.66-27,313.59

Finding the Fourth Proportional to 30,951.30, 42,615.66 and 27,313.59

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Solution

The fourth proportional to 30,951.30, 42,615.66 and 27,313.59 is: 37,607.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,951.30 : 42,615.66 = 27,313.59 : x
  2. Step 2: Convert to fraction form
    30,951.30/42,615.66 = 27,313.59/x
  3. Step 3: Cross multiply
    30,951.30x = 42,615.66 × 27,313.59
  4. Step 4: Simplify right side
    30,951.30x = 1,163,986,664.82
  5. Step 5: Solve for x
    x = 1,163,986,664.82/30,951.30
  6. Step 6: Final answer
    x = 37,607.04

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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.