Home / 42,206.09-63,309.13-17,246.12

Finding the Fourth Proportional to 42,206.09, 63,309.13 and 17,246.12

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Solution

The fourth proportional to 42,206.09, 63,309.13 and 17,246.12 is: 25,869.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,206.09 : 63,309.13 = 17,246.12 : x
  2. Step 2: Convert to fraction form
    42,206.09/63,309.13 = 17,246.12/x
  3. Step 3: Cross multiply
    42,206.09x = 63,309.13 × 17,246.12
  4. Step 4: Simplify right side
    42,206.09x = 1,091,836,536.53
  5. Step 5: Solve for x
    x = 1,091,836,536.53/42,206.09
  6. Step 6: Final answer
    x = 25,869.17

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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.