Home / 15,409.18-23,108.82-5,018.50

Finding the Fourth Proportional to 15,409.18, 23,108.82 and 5,018.50

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Solution

The fourth proportional to 15,409.18, 23,108.82 and 5,018.50 is: 7,526.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,409.18 : 23,108.82 = 5,018.50 : x
  2. Step 2: Convert to fraction form
    15,409.18/23,108.82 = 5,018.50/x
  3. Step 3: Cross multiply
    15,409.18x = 23,108.82 × 5,018.50
  4. Step 4: Simplify right side
    15,409.18x = 115,971,613.17
  5. Step 5: Solve for x
    x = 115,971,613.17/15,409.18
  6. Step 6: Final answer
    x = 7,526.14

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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.