Home / 14,023.82-21,030.26-5,253.95

Finding the Fourth Proportional to 14,023.82, 21,030.26 and 5,253.95

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Solution

The fourth proportional to 14,023.82, 21,030.26 and 5,253.95 is: 7,878.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023.82 : 21,030.26 = 5,253.95 : x
  2. Step 2: Convert to fraction form
    14,023.82/21,030.26 = 5,253.95/x
  3. Step 3: Cross multiply
    14,023.82x = 21,030.26 × 5,253.95
  4. Step 4: Simplify right side
    14,023.82x = 110,491,803.11
  5. Step 5: Solve for x
    x = 110,491,803.11/14,023.82
  6. Step 6: Final answer
    x = 7,878.87

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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.