Home / 30,417.14-45,625.72-11,445.35

Finding the Fourth Proportional to 30,417.14, 45,625.72 and 11,445.35

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Solution

The fourth proportional to 30,417.14, 45,625.72 and 11,445.35 is: 17,168.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,417.14 : 45,625.72 = 11,445.35 : x
  2. Step 2: Convert to fraction form
    30,417.14/45,625.72 = 11,445.35/x
  3. Step 3: Cross multiply
    30,417.14x = 45,625.72 × 11,445.35
  4. Step 4: Simplify right side
    30,417.14x = 522,202,049.05
  5. Step 5: Solve for x
    x = 522,202,049.05/30,417.14
  6. Step 6: Final answer
    x = 17,168.02

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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.