Home / 14,263.49-21,395.16-3,875.24

Finding the Fourth Proportional to 14,263.49, 21,395.16 and 3,875.24

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Solution

The fourth proportional to 14,263.49, 21,395.16 and 3,875.24 is: 5,812.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263.49 : 21,395.16 = 3,875.24 : x
  2. Step 2: Convert to fraction form
    14,263.49/21,395.16 = 3,875.24/x
  3. Step 3: Cross multiply
    14,263.49x = 21,395.16 × 3,875.24
  4. Step 4: Simplify right side
    14,263.49x = 82,911,379.84
  5. Step 5: Solve for x
    x = 82,911,379.84/14,263.49
  6. Step 6: Final answer
    x = 5,812.84

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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.