Home / 25,538.43-38,322.65-10,746.21

Finding the Fourth Proportional to 25,538.43, 38,322.65 and 10,746.21

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Solution

The fourth proportional to 25,538.43, 38,322.65 and 10,746.21 is: 16,125.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,538.43 : 38,322.65 = 10,746.21 : x
  2. Step 2: Convert to fraction form
    25,538.43/38,322.65 = 10,746.21/x
  3. Step 3: Cross multiply
    25,538.43x = 38,322.65 × 10,746.21
  4. Step 4: Simplify right side
    25,538.43x = 411,823,244.66
  5. Step 5: Solve for x
    x = 411,823,244.66/25,538.43
  6. Step 6: Final answer
    x = 16,125.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.