Home / 25,426.02-38,145.21-7,896

Finding the Fourth Proportional to 25,426.02, 38,145.21 and 7,896

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Solution

The fourth proportional to 25,426.02, 38,145.21 and 7,896 is: 11,845.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,426.02 : 38,145.21 = 7,896 : x
  2. Step 2: Convert to fraction form
    25,426.02/38,145.21 = 7,896/x
  3. Step 3: Cross multiply
    25,426.02x = 38,145.21 × 7,896
  4. Step 4: Simplify right side
    25,426.02x = 301,194,578.16
  5. Step 5: Solve for x
    x = 301,194,578.16/25,426.02
  6. Step 6: Final answer
    x = 11,845.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.