Home / 14,670.36-21,974.40-11,535.48

Finding the Fourth Proportional to 14,670.36, 21,974.40 and 11,535.48

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Solution

The fourth proportional to 14,670.36, 21,974.40 and 11,535.48 is: 17,278.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,670.36 : 21,974.40 = 11,535.48 : x
  2. Step 2: Convert to fraction form
    14,670.36/21,974.40 = 11,535.48/x
  3. Step 3: Cross multiply
    14,670.36x = 21,974.40 × 11,535.48
  4. Step 4: Simplify right side
    14,670.36x = 253,485,251.71
  5. Step 5: Solve for x
    x = 253,485,251.71/14,670.36
  6. Step 6: Final answer
    x = 17,278.73

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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.