Home / 29,812.80-41,141.40-16,384.20

Finding the Fourth Proportional to 29,812.80, 41,141.40 and 16,384.20

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Solution

The fourth proportional to 29,812.80, 41,141.40 and 16,384.20 is: 22,610.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,812.80 : 41,141.40 = 16,384.20 : x
  2. Step 2: Convert to fraction form
    29,812.80/41,141.40 = 16,384.20/x
  3. Step 3: Cross multiply
    29,812.80x = 41,141.40 × 16,384.20
  4. Step 4: Simplify right side
    29,812.80x = 674,068,925.88
  5. Step 5: Solve for x
    x = 674,068,925.88/29,812.80
  6. Step 6: Final answer
    x = 22,610.05

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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.