Home / 14,290.24-21,468.30-13,699.76

Finding the Fourth Proportional to 14,290.24, 21,468.30 and 13,699.76

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Solution

The fourth proportional to 14,290.24, 21,468.30 and 13,699.76 is: 20,581.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,290.24 : 21,468.30 = 13,699.76 : x
  2. Step 2: Convert to fraction form
    14,290.24/21,468.30 = 13,699.76/x
  3. Step 3: Cross multiply
    14,290.24x = 21,468.30 × 13,699.76
  4. Step 4: Simplify right side
    14,290.24x = 294,110,557.61
  5. Step 5: Solve for x
    x = 294,110,557.61/14,290.24
  6. Step 6: Final answer
    x = 20,581.22

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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.