Home / 14,393.88-21,589.78-4,535.98

Finding the Fourth Proportional to 14,393.88, 21,589.78 and 4,535.98

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Solution

The fourth proportional to 14,393.88, 21,589.78 and 4,535.98 is: 6,803.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,393.88 : 21,589.78 = 4,535.98 : x
  2. Step 2: Convert to fraction form
    14,393.88/21,589.78 = 4,535.98/x
  3. Step 3: Cross multiply
    14,393.88x = 21,589.78 × 4,535.98
  4. Step 4: Simplify right side
    14,393.88x = 97,930,810.28
  5. Step 5: Solve for x
    x = 97,930,810.28/14,393.88
  6. Step 6: Final answer
    x = 6,803.64

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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.