Home / 42,006.84-63,016.64-14,298.36

Finding the Fourth Proportional to 42,006.84, 63,016.64 and 14,298.36

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Solution

The fourth proportional to 42,006.84, 63,016.64 and 14,298.36 is: 21,449.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,006.84 : 63,016.64 = 14,298.36 : x
  2. Step 2: Convert to fraction form
    42,006.84/63,016.64 = 14,298.36/x
  3. Step 3: Cross multiply
    42,006.84x = 63,016.64 × 14,298.36
  4. Step 4: Simplify right side
    42,006.84x = 901,034,604.71
  5. Step 5: Solve for x
    x = 901,034,604.71/42,006.84
  6. Step 6: Final answer
    x = 21,449.71

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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.