Home / 30,925.24-46,388-13,151.32

Finding the Fourth Proportional to 30,925.24, 46,388 and 13,151.32

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Solution

The fourth proportional to 30,925.24, 46,388 and 13,151.32 is: 19,727.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,925.24 : 46,388 = 13,151.32 : x
  2. Step 2: Convert to fraction form
    30,925.24/46,388 = 13,151.32/x
  3. Step 3: Cross multiply
    30,925.24x = 46,388 × 13,151.32
  4. Step 4: Simplify right side
    30,925.24x = 610,063,432.16
  5. Step 5: Solve for x
    x = 610,063,432.16/30,925.24
  6. Step 6: Final answer
    x = 19,727.04

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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.