Home / 14,072.99-19,403.08-9,028.31

Finding the Fourth Proportional to 14,072.99, 19,403.08 and 9,028.31

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Solution

The fourth proportional to 14,072.99, 19,403.08 and 9,028.31 is: 12,447.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,072.99 : 19,403.08 = 9,028.31 : x
  2. Step 2: Convert to fraction form
    14,072.99/19,403.08 = 9,028.31/x
  3. Step 3: Cross multiply
    14,072.99x = 19,403.08 × 9,028.31
  4. Step 4: Simplify right side
    14,072.99x = 175,176,901.61
  5. Step 5: Solve for x
    x = 175,176,901.61/14,072.99
  6. Step 6: Final answer
    x = 12,447.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.