Home / 30,236.49-41,720.27-17,658.81

Finding the Fourth Proportional to 30,236.49, 41,720.27 and 17,658.81

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Solution

The fourth proportional to 30,236.49, 41,720.27 and 17,658.81 is: 24,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,236.49 : 41,720.27 = 17,658.81 : x
  2. Step 2: Convert to fraction form
    30,236.49/41,720.27 = 17,658.81/x
  3. Step 3: Cross multiply
    30,236.49x = 41,720.27 × 17,658.81
  4. Step 4: Simplify right side
    30,236.49x = 736,730,232.78
  5. Step 5: Solve for x
    x = 736,730,232.78/30,236.49
  6. Step 6: Final answer
    x = 24,365.60

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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.