Home / 15,346.23-23,019.79-5,985.87

Finding the Fourth Proportional to 15,346.23, 23,019.79 and 5,985.87

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Solution

The fourth proportional to 15,346.23, 23,019.79 and 5,985.87 is: 8,978.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,346.23 : 23,019.79 = 5,985.87 : x
  2. Step 2: Convert to fraction form
    15,346.23/23,019.79 = 5,985.87/x
  3. Step 3: Cross multiply
    15,346.23x = 23,019.79 × 5,985.87
  4. Step 4: Simplify right side
    15,346.23x = 137,793,470.37
  5. Step 5: Solve for x
    x = 137,793,470.37/15,346.23
  6. Step 6: Final answer
    x = 8,978.98

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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.