Home / 17,944.65-24,741.05-15,421.77

Finding the Fourth Proportional to 17,944.65, 24,741.05 and 15,421.77

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Solution

The fourth proportional to 17,944.65, 24,741.05 and 15,421.77 is: 21,262.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,944.65 : 24,741.05 = 15,421.77 : x
  2. Step 2: Convert to fraction form
    17,944.65/24,741.05 = 15,421.77/x
  3. Step 3: Cross multiply
    17,944.65x = 24,741.05 × 15,421.77
  4. Step 4: Simplify right side
    17,944.65x = 381,550,705.55
  5. Step 5: Solve for x
    x = 381,550,705.55/17,944.65
  6. Step 6: Final answer
    x = 21,262.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.