Home / 16,281.23-24,421.58-5,187.77

Finding the Fourth Proportional to 16,281.23, 24,421.58 and 5,187.77

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Solution

The fourth proportional to 16,281.23, 24,421.58 and 5,187.77 is: 7,781.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,281.23 : 24,421.58 = 5,187.77 : x
  2. Step 2: Convert to fraction form
    16,281.23/24,421.58 = 5,187.77/x
  3. Step 3: Cross multiply
    16,281.23x = 24,421.58 × 5,187.77
  4. Step 4: Simplify right side
    16,281.23x = 126,693,600.93
  5. Step 5: Solve for x
    x = 126,693,600.93/16,281.23
  6. Step 6: Final answer
    x = 7,781.57

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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.