Home / 25,727.80-35,502.78-14,395.36

Finding the Fourth Proportional to 25,727.80, 35,502.78 and 14,395.36

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Solution

The fourth proportional to 25,727.80, 35,502.78 and 14,395.36 is: 19,864.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,727.80 : 35,502.78 = 14,395.36 : x
  2. Step 2: Convert to fraction form
    25,727.80/35,502.78 = 14,395.36/x
  3. Step 3: Cross multiply
    25,727.80x = 35,502.78 × 14,395.36
  4. Step 4: Simplify right side
    25,727.80x = 511,075,299.10
  5. Step 5: Solve for x
    x = 511,075,299.10/25,727.80
  6. Step 6: Final answer
    x = 19,864.71

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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.