Home / 35,818.70-49,429.83-19,904.63

Finding the Fourth Proportional to 35,818.70, 49,429.83 and 19,904.63

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Solution

The fourth proportional to 35,818.70, 49,429.83 and 19,904.63 is: 27,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,818.70 : 49,429.83 = 19,904.63 : x
  2. Step 2: Convert to fraction form
    35,818.70/49,429.83 = 19,904.63/x
  3. Step 3: Cross multiply
    35,818.70x = 49,429.83 × 19,904.63
  4. Step 4: Simplify right side
    35,818.70x = 983,882,229.96
  5. Step 5: Solve for x
    x = 983,882,229.96/35,818.70
  6. Step 6: Final answer
    x = 27,468.40

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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.