Home / 30,272.85-45,416.57-9,496.35

Finding the Fourth Proportional to 30,272.85, 45,416.57 and 9,496.35

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Solution

The fourth proportional to 30,272.85, 45,416.57 and 9,496.35 is: 14,246.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,272.85 : 45,416.57 = 9,496.35 : x
  2. Step 2: Convert to fraction form
    30,272.85/45,416.57 = 9,496.35/x
  3. Step 3: Cross multiply
    30,272.85x = 45,416.57 × 9,496.35
  4. Step 4: Simplify right side
    30,272.85x = 431,291,644.52
  5. Step 5: Solve for x
    x = 431,291,644.52/30,272.85
  6. Step 6: Final answer
    x = 14,246.81

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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.