Home / 15,835.78-23,738.01-7,501.15

Finding the Fourth Proportional to 15,835.78, 23,738.01 and 7,501.15

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Solution

The fourth proportional to 15,835.78, 23,738.01 and 7,501.15 is: 11,244.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,835.78 : 23,738.01 = 7,501.15 : x
  2. Step 2: Convert to fraction form
    15,835.78/23,738.01 = 7,501.15/x
  3. Step 3: Cross multiply
    15,835.78x = 23,738.01 × 7,501.15
  4. Step 4: Simplify right side
    15,835.78x = 178,062,373.71
  5. Step 5: Solve for x
    x = 178,062,373.71/15,835.78
  6. Step 6: Final answer
    x = 11,244.31

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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.