Home / 17,428.99-26,238.33-15,878.96

Finding the Fourth Proportional to 17,428.99, 26,238.33 and 15,878.96

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Solution

The fourth proportional to 17,428.99, 26,238.33 and 15,878.96 is: 23,904.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,428.99 : 26,238.33 = 15,878.96 : x
  2. Step 2: Convert to fraction form
    17,428.99/26,238.33 = 15,878.96/x
  3. Step 3: Cross multiply
    17,428.99x = 26,238.33 × 15,878.96
  4. Step 4: Simplify right side
    17,428.99x = 416,637,181.95
  5. Step 5: Solve for x
    x = 416,637,181.95/17,428.99
  6. Step 6: Final answer
    x = 23,904.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.