Home / 15,543.04-23,309.52-5,152

Finding the Fourth Proportional to 15,543.04, 23,309.52 and 5,152

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Solution

The fourth proportional to 15,543.04, 23,309.52 and 5,152 is: 7,726.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,543.04 : 23,309.52 = 5,152 : x
  2. Step 2: Convert to fraction form
    15,543.04/23,309.52 = 5,152/x
  3. Step 3: Cross multiply
    15,543.04x = 23,309.52 × 5,152
  4. Step 4: Simplify right side
    15,543.04x = 120,090,647.04
  5. Step 5: Solve for x
    x = 120,090,647.04/15,543.04
  6. Step 6: Final answer
    x = 7,726.33

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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.