Home / 29,137.86-40,213.33-17,813.99

Finding the Fourth Proportional to 29,137.86, 40,213.33 and 17,813.99

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Solution

The fourth proportional to 29,137.86, 40,213.33 and 17,813.99 is: 24,585.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,137.86 : 40,213.33 = 17,813.99 : x
  2. Step 2: Convert to fraction form
    29,137.86/40,213.33 = 17,813.99/x
  3. Step 3: Cross multiply
    29,137.86x = 40,213.33 × 17,813.99
  4. Step 4: Simplify right side
    29,137.86x = 716,359,914.49
  5. Step 5: Solve for x
    x = 716,359,914.49/29,137.86
  6. Step 6: Final answer
    x = 24,585.19

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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.