Home / 14,272.81-21,411.27-4,412.95

Finding the Fourth Proportional to 14,272.81, 21,411.27 and 4,412.95

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Solution

The fourth proportional to 14,272.81, 21,411.27 and 4,412.95 is: 6,620.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,272.81 : 21,411.27 = 4,412.95 : x
  2. Step 2: Convert to fraction form
    14,272.81/21,411.27 = 4,412.95/x
  3. Step 3: Cross multiply
    14,272.81x = 21,411.27 × 4,412.95
  4. Step 4: Simplify right side
    14,272.81x = 94,486,863.95
  5. Step 5: Solve for x
    x = 94,486,863.95/14,272.81
  6. Step 6: Final answer
    x = 6,620.06

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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.