Home / 18,601.84-25,649.62-14,343.28

Finding the Fourth Proportional to 18,601.84, 25,649.62 and 14,343.28

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Solution

The fourth proportional to 18,601.84, 25,649.62 and 14,343.28 is: 19,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,601.84 : 25,649.62 = 14,343.28 : x
  2. Step 2: Convert to fraction form
    18,601.84/25,649.62 = 14,343.28/x
  3. Step 3: Cross multiply
    18,601.84x = 25,649.62 × 14,343.28
  4. Step 4: Simplify right side
    18,601.84x = 367,899,681.55
  5. Step 5: Solve for x
    x = 367,899,681.55/18,601.84
  6. Step 6: Final answer
    x = 19,777.60

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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.