Home / 30,301.55-45,473.06-10,580.10

Finding the Fourth Proportional to 30,301.55, 45,473.06 and 10,580.10

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Solution

The fourth proportional to 30,301.55, 45,473.06 and 10,580.10 is: 15,877.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,301.55 : 45,473.06 = 10,580.10 : x
  2. Step 2: Convert to fraction form
    30,301.55/45,473.06 = 10,580.10/x
  3. Step 3: Cross multiply
    30,301.55x = 45,473.06 × 10,580.10
  4. Step 4: Simplify right side
    30,301.55x = 481,109,469.21
  5. Step 5: Solve for x
    x = 481,109,469.21/30,301.55
  6. Step 6: Final answer
    x = 15,877.39

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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.