Home / 25,648.29-35,393.99-16,678.87

Finding the Fourth Proportional to 25,648.29, 35,393.99 and 16,678.87

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Solution

The fourth proportional to 25,648.29, 35,393.99 and 16,678.87 is: 23,016.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,648.29 : 35,393.99 = 16,678.87 : x
  2. Step 2: Convert to fraction form
    25,648.29/35,393.99 = 16,678.87/x
  3. Step 3: Cross multiply
    25,648.29x = 35,393.99 × 16,678.87
  4. Step 4: Simplify right side
    25,648.29x = 590,331,586.11
  5. Step 5: Solve for x
    x = 590,331,586.11/25,648.29
  6. Step 6: Final answer
    x = 23,016.41

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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.