Home / 14,030.03-21,040.86-11,558.72

Finding the Fourth Proportional to 14,030.03, 21,040.86 and 11,558.72

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Solution

The fourth proportional to 14,030.03, 21,040.86 and 11,558.72 is: 17,334.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,030.03 : 21,040.86 = 11,558.72 : x
  2. Step 2: Convert to fraction form
    14,030.03/21,040.86 = 11,558.72/x
  3. Step 3: Cross multiply
    14,030.03x = 21,040.86 × 11,558.72
  4. Step 4: Simplify right side
    14,030.03x = 243,205,409.30
  5. Step 5: Solve for x
    x = 243,205,409.30/14,030.03
  6. Step 6: Final answer
    x = 17,334.63

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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.