Home / 15,929.05-23,896.60-5,256.06

Finding the Fourth Proportional to 15,929.05, 23,896.60 and 5,256.06

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Solution

The fourth proportional to 15,929.05, 23,896.60 and 5,256.06 is: 7,885.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,929.05 : 23,896.60 = 5,256.06 : x
  2. Step 2: Convert to fraction form
    15,929.05/23,896.60 = 5,256.06/x
  3. Step 3: Cross multiply
    15,929.05x = 23,896.60 × 5,256.06
  4. Step 4: Simplify right side
    15,929.05x = 125,601,963.40
  5. Step 5: Solve for x
    x = 125,601,963.40/15,929.05
  6. Step 6: Final answer
    x = 7,885.09

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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.