Home / 21,599.19-29,811.48-14,521.50

Finding the Fourth Proportional to 21,599.19, 29,811.48 and 14,521.50

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Solution

The fourth proportional to 21,599.19, 29,811.48 and 14,521.50 is: 20,042.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,599.19 : 29,811.48 = 14,521.50 : x
  2. Step 2: Convert to fraction form
    21,599.19/29,811.48 = 14,521.50/x
  3. Step 3: Cross multiply
    21,599.19x = 29,811.48 × 14,521.50
  4. Step 4: Simplify right side
    21,599.19x = 432,907,406.82
  5. Step 5: Solve for x
    x = 432,907,406.82/21,599.19
  6. Step 6: Final answer
    x = 20,042.76

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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.