Home / 14,028.54-21,038.60-11,557.22

Finding the Fourth Proportional to 14,028.54, 21,038.60 and 11,557.22

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Solution

The fourth proportional to 14,028.54, 21,038.60 and 11,557.22 is: 17,332.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.54 : 21,038.60 = 11,557.22 : x
  2. Step 2: Convert to fraction form
    14,028.54/21,038.60 = 11,557.22/x
  3. Step 3: Cross multiply
    14,028.54x = 21,038.60 × 11,557.22
  4. Step 4: Simplify right side
    14,028.54x = 243,147,728.69
  5. Step 5: Solve for x
    x = 243,147,728.69/14,028.54
  6. Step 6: Final answer
    x = 17,332.36

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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.