Home / 16,328.84-24,493.77-7,778.45

Finding the Fourth Proportional to 16,328.84, 24,493.77 and 7,778.45

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Solution

The fourth proportional to 16,328.84, 24,493.77 and 7,778.45 is: 11,667.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,328.84 : 24,493.77 = 7,778.45 : x
  2. Step 2: Convert to fraction form
    16,328.84/24,493.77 = 7,778.45/x
  3. Step 3: Cross multiply
    16,328.84x = 24,493.77 × 7,778.45
  4. Step 4: Simplify right side
    16,328.84x = 190,523,565.26
  5. Step 5: Solve for x
    x = 190,523,565.26/16,328.84
  6. Step 6: Final answer
    x = 11,667.92

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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.