Home / 19,730.81-29,596.17-16,254.09

Finding the Fourth Proportional to 19,730.81, 29,596.17 and 16,254.09

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Solution

The fourth proportional to 19,730.81, 29,596.17 and 16,254.09 is: 24,381.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,730.81 : 29,596.17 = 16,254.09 : x
  2. Step 2: Convert to fraction form
    19,730.81/29,596.17 = 16,254.09/x
  3. Step 3: Cross multiply
    19,730.81x = 29,596.17 × 16,254.09
  4. Step 4: Simplify right side
    19,730.81x = 481,058,810.84
  5. Step 5: Solve for x
    x = 481,058,810.84/19,730.81
  6. Step 6: Final answer
    x = 24,381.10

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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.