Home / 19,495.47-29,238.01-5,454.63

Finding the Fourth Proportional to 19,495.47, 29,238.01 and 5,454.63

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Solution

The fourth proportional to 19,495.47, 29,238.01 and 5,454.63 is: 8,180.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,495.47 : 29,238.01 = 5,454.63 : x
  2. Step 2: Convert to fraction form
    19,495.47/29,238.01 = 5,454.63/x
  3. Step 3: Cross multiply
    19,495.47x = 29,238.01 × 5,454.63
  4. Step 4: Simplify right side
    19,495.47x = 159,482,353.02
  5. Step 5: Solve for x
    x = 159,482,353.02/19,495.47
  6. Step 6: Final answer
    x = 8,180.48

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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.