Home / 30,472.41-42,052.83-17,043.37

Finding the Fourth Proportional to 30,472.41, 42,052.83 and 17,043.37

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Solution

The fourth proportional to 30,472.41, 42,052.83 and 17,043.37 is: 23,520.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,472.41 : 42,052.83 = 17,043.37 : x
  2. Step 2: Convert to fraction form
    30,472.41/42,052.83 = 17,043.37/x
  3. Step 3: Cross multiply
    30,472.41x = 42,052.83 × 17,043.37
  4. Step 4: Simplify right side
    30,472.41x = 716,721,941.24
  5. Step 5: Solve for x
    x = 716,721,941.24/30,472.41
  6. Step 6: Final answer
    x = 23,520.36

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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.