Home / 25,126.79-34,674.82-13,796.49

Finding the Fourth Proportional to 25,126.79, 34,674.82 and 13,796.49

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Solution

The fourth proportional to 25,126.79, 34,674.82 and 13,796.49 is: 19,039.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,126.79 : 34,674.82 = 13,796.49 : x
  2. Step 2: Convert to fraction form
    25,126.79/34,674.82 = 13,796.49/x
  3. Step 3: Cross multiply
    25,126.79x = 34,674.82 × 13,796.49
  4. Step 4: Simplify right side
    25,126.79x = 478,390,807.38
  5. Step 5: Solve for x
    x = 478,390,807.38/25,126.79
  6. Step 6: Final answer
    x = 19,039.07

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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.