Home / 25,717.53-35,505.68-16,780.53

Finding the Fourth Proportional to 25,717.53, 35,505.68 and 16,780.53

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Solution

The fourth proportional to 25,717.53, 35,505.68 and 16,780.53 is: 23,167.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,717.53 : 35,505.68 = 16,780.53 : x
  2. Step 2: Convert to fraction form
    25,717.53/35,505.68 = 16,780.53/x
  3. Step 3: Cross multiply
    25,717.53x = 35,505.68 × 16,780.53
  4. Step 4: Simplify right side
    25,717.53x = 595,804,044.51
  5. Step 5: Solve for x
    x = 595,804,044.51/25,717.53
  6. Step 6: Final answer
    x = 23,167.23

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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.