Home / 14,264.37-21,292.04-12,581.01

Finding the Fourth Proportional to 14,264.37, 21,292.04 and 12,581.01

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Solution

The fourth proportional to 14,264.37, 21,292.04 and 12,581.01 is: 18,779.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,264.37 : 21,292.04 = 12,581.01 : x
  2. Step 2: Convert to fraction form
    14,264.37/21,292.04 = 12,581.01/x
  3. Step 3: Cross multiply
    14,264.37x = 21,292.04 × 12,581.01
  4. Step 4: Simplify right side
    14,264.37x = 267,875,198.80
  5. Step 5: Solve for x
    x = 267,875,198.80/14,264.37
  6. Step 6: Final answer
    x = 18,779.33

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.