Home / 14,025.42-21,030.84-5,253.66

Finding the Fourth Proportional to 14,025.42, 21,030.84 and 5,253.66

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Solution

The fourth proportional to 14,025.42, 21,030.84 and 5,253.66 is: 7,877.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,025.42 : 21,030.84 = 5,253.66 : x
  2. Step 2: Convert to fraction form
    14,025.42/21,030.84 = 5,253.66/x
  3. Step 3: Cross multiply
    14,025.42x = 21,030.84 × 5,253.66
  4. Step 4: Simplify right side
    14,025.42x = 110,488,882.87
  5. Step 5: Solve for x
    x = 110,488,882.87/14,025.42
  6. Step 6: Final answer
    x = 7,877.76

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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.