Home / 15,742.62-23,602.32-5,208.84

Finding the Fourth Proportional to 15,742.62, 23,602.32 and 5,208.84

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Solution

The fourth proportional to 15,742.62, 23,602.32 and 5,208.84 is: 7,809.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,742.62 : 23,602.32 = 5,208.84 : x
  2. Step 2: Convert to fraction form
    15,742.62/23,602.32 = 5,208.84/x
  3. Step 3: Cross multiply
    15,742.62x = 23,602.32 × 5,208.84
  4. Step 4: Simplify right side
    15,742.62x = 122,940,708.51
  5. Step 5: Solve for x
    x = 122,940,708.51/15,742.62
  6. Step 6: Final answer
    x = 7,809.42

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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.