Home / 43,417.13-65,124.98-13,834.56

Finding the Fourth Proportional to 43,417.13, 65,124.98 and 13,834.56

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Solution

The fourth proportional to 43,417.13, 65,124.98 and 13,834.56 is: 20,751.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,417.13 : 65,124.98 = 13,834.56 : x
  2. Step 2: Convert to fraction form
    43,417.13/65,124.98 = 13,834.56/x
  3. Step 3: Cross multiply
    43,417.13x = 65,124.98 × 13,834.56
  4. Step 4: Simplify right side
    43,417.13x = 900,975,374.14
  5. Step 5: Solve for x
    x = 900,975,374.14/43,417.13
  6. Step 6: Final answer
    x = 20,751.61

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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.