Home / 15,176.84-22,773.90-12,118.28

Finding the Fourth Proportional to 15,176.84, 22,773.90 and 12,118.28

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Solution

The fourth proportional to 15,176.84, 22,773.90 and 12,118.28 is: 18,184.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,176.84 : 22,773.90 = 12,118.28 : x
  2. Step 2: Convert to fraction form
    15,176.84/22,773.90 = 12,118.28/x
  3. Step 3: Cross multiply
    15,176.84x = 22,773.90 × 12,118.28
  4. Step 4: Simplify right side
    15,176.84x = 275,980,496.89
  5. Step 5: Solve for x
    x = 275,980,496.89/15,176.84
  6. Step 6: Final answer
    x = 18,184.32

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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.