Home / 15,404.12-23,109.03-4,876.79

Finding the Fourth Proportional to 15,404.12, 23,109.03 and 4,876.79

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Solution

The fourth proportional to 15,404.12, 23,109.03 and 4,876.79 is: 7,316.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,404.12 : 23,109.03 = 4,876.79 : x
  2. Step 2: Convert to fraction form
    15,404.12/23,109.03 = 4,876.79/x
  3. Step 3: Cross multiply
    15,404.12x = 23,109.03 × 4,876.79
  4. Step 4: Simplify right side
    15,404.12x = 112,697,944.19
  5. Step 5: Solve for x
    x = 112,697,944.19/15,404.12
  6. Step 6: Final answer
    x = 7,316.09

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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.