Home / 21,732.02-29,999.41-14,184.82

Finding the Fourth Proportional to 21,732.02, 29,999.41 and 14,184.82

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Solution

The fourth proportional to 21,732.02, 29,999.41 and 14,184.82 is: 19,581.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,732.02 : 29,999.41 = 14,184.82 : x
  2. Step 2: Convert to fraction form
    21,732.02/29,999.41 = 14,184.82/x
  3. Step 3: Cross multiply
    21,732.02x = 29,999.41 × 14,184.82
  4. Step 4: Simplify right side
    21,732.02x = 425,536,312.78
  5. Step 5: Solve for x
    x = 425,536,312.78/21,732.02
  6. Step 6: Final answer
    x = 19,581.07

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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.