Home / 42,299.27-63,446.58-14,216.43

Finding the Fourth Proportional to 42,299.27, 63,446.58 and 14,216.43

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Solution

The fourth proportional to 42,299.27, 63,446.58 and 14,216.43 is: 21,323.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,299.27 : 63,446.58 = 14,216.43 : x
  2. Step 2: Convert to fraction form
    42,299.27/63,446.58 = 14,216.43/x
  3. Step 3: Cross multiply
    42,299.27x = 63,446.58 × 14,216.43
  4. Step 4: Simplify right side
    42,299.27x = 901,983,730.69
  5. Step 5: Solve for x
    x = 901,983,730.69/42,299.27
  6. Step 6: Final answer
    x = 21,323.86

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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.