Home / 15,628.96-23,445.87-5,238.28

Finding the Fourth Proportional to 15,628.96, 23,445.87 and 5,238.28

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Solution

The fourth proportional to 15,628.96, 23,445.87 and 5,238.28 is: 7,858.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,628.96 : 23,445.87 = 5,238.28 : x
  2. Step 2: Convert to fraction form
    15,628.96/23,445.87 = 5,238.28/x
  3. Step 3: Cross multiply
    15,628.96x = 23,445.87 × 5,238.28
  4. Step 4: Simplify right side
    15,628.96x = 122,816,071.03
  5. Step 5: Solve for x
    x = 122,816,071.03/15,628.96
  6. Step 6: Final answer
    x = 7,858.24

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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.