Home / 29,322.68-40,465.32-15,893.96

Finding the Fourth Proportional to 29,322.68, 40,465.32 and 15,893.96

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Solution

The fourth proportional to 29,322.68, 40,465.32 and 15,893.96 is: 21,933.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,322.68 : 40,465.32 = 15,893.96 : x
  2. Step 2: Convert to fraction form
    29,322.68/40,465.32 = 15,893.96/x
  3. Step 3: Cross multiply
    29,322.68x = 40,465.32 × 15,893.96
  4. Step 4: Simplify right side
    29,322.68x = 643,154,177.47
  5. Step 5: Solve for x
    x = 643,154,177.47/29,322.68
  6. Step 6: Final answer
    x = 21,933.68

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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.