Home / 30,102.19-45,167.30-13,473.48

Finding the Fourth Proportional to 30,102.19, 45,167.30 and 13,473.48

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Solution

The fourth proportional to 30,102.19, 45,167.30 and 13,473.48 is: 20,216.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,102.19 : 45,167.30 = 13,473.48 : x
  2. Step 2: Convert to fraction form
    30,102.19/45,167.30 = 13,473.48/x
  3. Step 3: Cross multiply
    30,102.19x = 45,167.30 × 13,473.48
  4. Step 4: Simplify right side
    30,102.19x = 608,560,713.20
  5. Step 5: Solve for x
    x = 608,560,713.20/30,102.19
  6. Step 6: Final answer
    x = 20,216.49

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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.