Home / 16,693.32-25,039.98-13,390.14

Finding the Fourth Proportional to 16,693.32, 25,039.98 and 13,390.14

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Solution

The fourth proportional to 16,693.32, 25,039.98 and 13,390.14 is: 20,085.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,693.32 : 25,039.98 = 13,390.14 : x
  2. Step 2: Convert to fraction form
    16,693.32/25,039.98 = 13,390.14/x
  3. Step 3: Cross multiply
    16,693.32x = 25,039.98 × 13,390.14
  4. Step 4: Simplify right side
    16,693.32x = 335,288,837.80
  5. Step 5: Solve for x
    x = 335,288,837.80/16,693.32
  6. Step 6: Final answer
    x = 20,085.21

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1.5x scale

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.