Home / 25,713.28-35,499.81-16,776.28

Finding the Fourth Proportional to 25,713.28, 35,499.81 and 16,776.28

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Solution

The fourth proportional to 25,713.28, 35,499.81 and 16,776.28 is: 23,161.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,713.28 : 35,499.81 = 16,776.28 : x
  2. Step 2: Convert to fraction form
    25,713.28/35,499.81 = 16,776.28/x
  3. Step 3: Cross multiply
    25,713.28x = 35,499.81 × 16,776.28
  4. Step 4: Simplify right side
    25,713.28x = 595,554,752.51
  5. Step 5: Solve for x
    x = 595,554,752.51/25,713.28
  6. Step 6: Final answer
    x = 23,161.37

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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.