Home / 25,453.68-35,130.29-14,126.81

Finding the Fourth Proportional to 25,453.68, 35,130.29 and 14,126.81

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Solution

The fourth proportional to 25,453.68, 35,130.29 and 14,126.81 is: 19,497.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,453.68 : 35,130.29 = 14,126.81 : x
  2. Step 2: Convert to fraction form
    25,453.68/35,130.29 = 14,126.81/x
  3. Step 3: Cross multiply
    25,453.68x = 35,130.29 × 14,126.81
  4. Step 4: Simplify right side
    25,453.68x = 496,278,932.07
  5. Step 5: Solve for x
    x = 496,278,932.07/25,453.68
  6. Step 6: Final answer
    x = 19,497.34

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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.