Home / 17,639.19-26,459.06-4,491.81

Finding the Fourth Proportional to 17,639.19, 26,459.06 and 4,491.81

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Solution

The fourth proportional to 17,639.19, 26,459.06 and 4,491.81 is: 6,737.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,639.19 : 26,459.06 = 4,491.81 : x
  2. Step 2: Convert to fraction form
    17,639.19/26,459.06 = 4,491.81/x
  3. Step 3: Cross multiply
    17,639.19x = 26,459.06 × 4,491.81
  4. Step 4: Simplify right side
    17,639.19x = 118,849,047.84
  5. Step 5: Solve for x
    x = 118,849,047.84/17,639.19
  6. Step 6: Final answer
    x = 6,737.78

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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.