Home / 29,646.77-40,922.96-18,324.95

Finding the Fourth Proportional to 29,646.77, 40,922.96 and 18,324.95

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Solution

The fourth proportional to 29,646.77, 40,922.96 and 18,324.95 is: 25,294.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,646.77 : 40,922.96 = 18,324.95 : x
  2. Step 2: Convert to fraction form
    29,646.77/40,922.96 = 18,324.95/x
  3. Step 3: Cross multiply
    29,646.77x = 40,922.96 × 18,324.95
  4. Step 4: Simplify right side
    29,646.77x = 749,911,195.85
  5. Step 5: Solve for x
    x = 749,911,195.85/29,646.77
  6. Step 6: Final answer
    x = 25,294.87

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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.