Home / 15,208.19-22,812.36-15,186.32

Finding the Fourth Proportional to 15,208.19, 22,812.36 and 15,186.32

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Solution

The fourth proportional to 15,208.19, 22,812.36 and 15,186.32 is: 22,779.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,208.19 : 22,812.36 = 15,186.32 : x
  2. Step 2: Convert to fraction form
    15,208.19/22,812.36 = 15,186.32/x
  3. Step 3: Cross multiply
    15,208.19x = 22,812.36 × 15,186.32
  4. Step 4: Simplify right side
    15,208.19x = 346,435,684.85
  5. Step 5: Solve for x
    x = 346,435,684.85/15,208.19
  6. Step 6: Final answer
    x = 22,779.55

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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.