Home / 43,416.88-65,125.36-13,834.69

Finding the Fourth Proportional to 43,416.88, 65,125.36 and 13,834.69

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Solution

The fourth proportional to 43,416.88, 65,125.36 and 13,834.69 is: 20,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,416.88 : 65,125.36 = 13,834.69 : x
  2. Step 2: Convert to fraction form
    43,416.88/65,125.36 = 13,834.69/x
  3. Step 3: Cross multiply
    43,416.88x = 65,125.36 × 13,834.69
  4. Step 4: Simplify right side
    43,416.88x = 900,989,166.74
  5. Step 5: Solve for x
    x = 900,989,166.74/43,416.88
  6. Step 6: Final answer
    x = 20,752.05

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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.