Home / 30,102.36-41,541.30-18,010.68

Finding the Fourth Proportional to 30,102.36, 41,541.30 and 18,010.68

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Solution

The fourth proportional to 30,102.36, 41,541.30 and 18,010.68 is: 24,854.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,102.36 : 41,541.30 = 18,010.68 : x
  2. Step 2: Convert to fraction form
    30,102.36/41,541.30 = 18,010.68/x
  3. Step 3: Cross multiply
    30,102.36x = 41,541.30 × 18,010.68
  4. Step 4: Simplify right side
    30,102.36x = 748,187,061.08
  5. Step 5: Solve for x
    x = 748,187,061.08/30,102.36
  6. Step 6: Final answer
    x = 24,854.76

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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.