Home / 12,426.84-18,644.36-5,037.51

Finding the Fourth Proportional to 12,426.84, 18,644.36 and 5,037.51

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Solution

The fourth proportional to 12,426.84, 18,644.36 and 5,037.51 is: 7,557.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,426.84 : 18,644.36 = 5,037.51 : x
  2. Step 2: Convert to fraction form
    12,426.84/18,644.36 = 5,037.51/x
  3. Step 3: Cross multiply
    12,426.84x = 18,644.36 × 5,037.51
  4. Step 4: Simplify right side
    12,426.84x = 93,921,223.01
  5. Step 5: Solve for x
    x = 93,921,223.01/12,426.84
  6. Step 6: Final answer
    x = 7,557.93

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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.