Home / 22,325.45-30,792.87-14,778.24

Finding the Fourth Proportional to 22,325.45, 30,792.87 and 14,778.24

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Solution

The fourth proportional to 22,325.45, 30,792.87 and 14,778.24 is: 20,383.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,325.45 : 30,792.87 = 14,778.24 : x
  2. Step 2: Convert to fraction form
    22,325.45/30,792.87 = 14,778.24/x
  3. Step 3: Cross multiply
    22,325.45x = 30,792.87 × 14,778.24
  4. Step 4: Simplify right side
    22,325.45x = 455,064,423.15
  5. Step 5: Solve for x
    x = 455,064,423.15/22,325.45
  6. Step 6: Final answer
    x = 20,383.22

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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.