Home / 30,216.03-45,312.39-11,486.22

Finding the Fourth Proportional to 30,216.03, 45,312.39 and 11,486.22

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Solution

The fourth proportional to 30,216.03, 45,312.39 and 11,486.22 is: 17,224.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,216.03 : 45,312.39 = 11,486.22 : x
  2. Step 2: Convert to fraction form
    30,216.03/45,312.39 = 11,486.22/x
  3. Step 3: Cross multiply
    30,216.03x = 45,312.39 × 11,486.22
  4. Step 4: Simplify right side
    30,216.03x = 520,468,080.27
  5. Step 5: Solve for x
    x = 520,468,080.27/30,216.03
  6. Step 6: Final answer
    x = 17,224.90

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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.