Home / 30,103.31-41,541.39-16,675.13

Finding the Fourth Proportional to 30,103.31, 41,541.39 and 16,675.13

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Solution

The fourth proportional to 30,103.31, 41,541.39 and 16,675.13 is: 23,011.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,103.31 : 41,541.39 = 16,675.13 : x
  2. Step 2: Convert to fraction form
    30,103.31/41,541.39 = 16,675.13/x
  3. Step 3: Cross multiply
    30,103.31x = 41,541.39 × 16,675.13
  4. Step 4: Simplify right side
    30,103.31x = 692,708,078.63
  5. Step 5: Solve for x
    x = 692,708,078.63/30,103.31
  6. Step 6: Final answer
    x = 23,011.03

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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.