Home / 14,254.24-21,381.92-4,392.64

Finding the Fourth Proportional to 14,254.24, 21,381.92 and 4,392.64

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Solution

The fourth proportional to 14,254.24, 21,381.92 and 4,392.64 is: 6,589.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254.24 : 21,381.92 = 4,392.64 : x
  2. Step 2: Convert to fraction form
    14,254.24/21,381.92 = 4,392.64/x
  3. Step 3: Cross multiply
    14,254.24x = 21,381.92 × 4,392.64
  4. Step 4: Simplify right side
    14,254.24x = 93,923,077.07
  5. Step 5: Solve for x
    x = 93,923,077.07/14,254.24
  6. Step 6: Final answer
    x = 6,589.13

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1.5x scale

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.