Home / 14,264.64-21,392.64-3,875.04

Finding the Fourth Proportional to 14,264.64, 21,392.64 and 3,875.04

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Solution

The fourth proportional to 14,264.64, 21,392.64 and 3,875.04 is: 5,811.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,264.64 : 21,392.64 = 3,875.04 : x
  2. Step 2: Convert to fraction form
    14,264.64/21,392.64 = 3,875.04/x
  3. Step 3: Cross multiply
    14,264.64x = 21,392.64 × 3,875.04
  4. Step 4: Simplify right side
    14,264.64x = 82,897,335.71
  5. Step 5: Solve for x
    x = 82,897,335.71/14,264.64
  6. Step 6: Final answer
    x = 5,811.39

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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.