Home / 15,717.14-23,576.45-5,188.08

Finding the Fourth Proportional to 15,717.14, 23,576.45 and 5,188.08

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Solution

The fourth proportional to 15,717.14, 23,576.45 and 5,188.08 is: 7,782.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,717.14 : 23,576.45 = 5,188.08 : x
  2. Step 2: Convert to fraction form
    15,717.14/23,576.45 = 5,188.08/x
  3. Step 3: Cross multiply
    15,717.14x = 23,576.45 × 5,188.08
  4. Step 4: Simplify right side
    15,717.14x = 122,316,571.19
  5. Step 5: Solve for x
    x = 122,316,571.19/15,717.14
  6. Step 6: Final answer
    x = 7,782.37

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1.5x scale

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.