Home / 15,360.37-23,011.03-9,419.93

Finding the Fourth Proportional to 15,360.37, 23,011.03 and 9,419.93

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Solution

The fourth proportional to 15,360.37, 23,011.03 and 9,419.93 is: 14,111.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,360.37 : 23,011.03 = 9,419.93 : x
  2. Step 2: Convert to fraction form
    15,360.37/23,011.03 = 9,419.93/x
  3. Step 3: Cross multiply
    15,360.37x = 23,011.03 × 9,419.93
  4. Step 4: Simplify right side
    15,360.37x = 216,762,221.85
  5. Step 5: Solve for x
    x = 216,762,221.85/15,360.37
  6. Step 6: Final answer
    x = 14,111.79

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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.