Home / 30,325.08-45,496.42-12,552.47

Finding the Fourth Proportional to 30,325.08, 45,496.42 and 12,552.47

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Solution

The fourth proportional to 30,325.08, 45,496.42 and 12,552.47 is: 18,832.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,325.08 : 45,496.42 = 12,552.47 : x
  2. Step 2: Convert to fraction form
    30,325.08/45,496.42 = 12,552.47/x
  3. Step 3: Cross multiply
    30,325.08x = 45,496.42 × 12,552.47
  4. Step 4: Simplify right side
    30,325.08x = 571,092,188.29
  5. Step 5: Solve for x
    x = 571,092,188.29/30,325.08
  6. Step 6: Final answer
    x = 18,832.34

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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.