Home / 13,155.58-19,733.37-5,363.02

Finding the Fourth Proportional to 13,155.58, 19,733.37 and 5,363.02

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Solution

The fourth proportional to 13,155.58, 19,733.37 and 5,363.02 is: 8,044.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,155.58 : 19,733.37 = 5,363.02 : x
  2. Step 2: Convert to fraction form
    13,155.58/19,733.37 = 5,363.02/x
  3. Step 3: Cross multiply
    13,155.58x = 19,733.37 × 5,363.02
  4. Step 4: Simplify right side
    13,155.58x = 105,830,457.98
  5. Step 5: Solve for x
    x = 105,830,457.98/13,155.58
  6. Step 6: Final answer
    x = 8,044.53

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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.