Home / 21,226.02-29,271.42-14,052.66

Finding the Fourth Proportional to 21,226.02, 29,271.42 and 14,052.66

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Solution

The fourth proportional to 21,226.02, 29,271.42 and 14,052.66 is: 19,379.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,226.02 : 29,271.42 = 14,052.66 : x
  2. Step 2: Convert to fraction form
    21,226.02/29,271.42 = 14,052.66/x
  3. Step 3: Cross multiply
    21,226.02x = 29,271.42 × 14,052.66
  4. Step 4: Simplify right side
    21,226.02x = 411,341,312.98
  5. Step 5: Solve for x
    x = 411,341,312.98/21,226.02
  6. Step 6: Final answer
    x = 19,379.11

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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.