Home / 14,057.07-19,391.08-9,015.68

Finding the Fourth Proportional to 14,057.07, 19,391.08 and 9,015.68

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Solution

The fourth proportional to 14,057.07, 19,391.08 and 9,015.68 is: 12,436.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,057.07 : 19,391.08 = 9,015.68 : x
  2. Step 2: Convert to fraction form
    14,057.07/19,391.08 = 9,015.68/x
  3. Step 3: Cross multiply
    14,057.07x = 19,391.08 × 9,015.68
  4. Step 4: Simplify right side
    14,057.07x = 174,823,867.39
  5. Step 5: Solve for x
    x = 174,823,867.39/14,057.07
  6. Step 6: Final answer
    x = 12,436.72

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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.