Home / 30,872.04-46,316.91-13,093.55

Finding the Fourth Proportional to 30,872.04, 46,316.91 and 13,093.55

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Solution

The fourth proportional to 30,872.04, 46,316.91 and 13,093.55 is: 19,644.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,872.04 : 46,316.91 = 13,093.55 : x
  2. Step 2: Convert to fraction form
    30,872.04/46,316.91 = 13,093.55/x
  3. Step 3: Cross multiply
    30,872.04x = 46,316.91 × 13,093.55
  4. Step 4: Simplify right side
    30,872.04x = 606,452,768.14
  5. Step 5: Solve for x
    x = 606,452,768.14/30,872.04
  6. Step 6: Final answer
    x = 19,644.08

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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.