Home / 19,965.35-29,885.71-14,706.30

Finding the Fourth Proportional to 19,965.35, 29,885.71 and 14,706.30

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Solution

The fourth proportional to 19,965.35, 29,885.71 and 14,706.30 is: 22,013.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,965.35 : 29,885.71 = 14,706.30 : x
  2. Step 2: Convert to fraction form
    19,965.35/29,885.71 = 14,706.30/x
  3. Step 3: Cross multiply
    19,965.35x = 29,885.71 × 14,706.30
  4. Step 4: Simplify right side
    19,965.35x = 439,508,216.97
  5. Step 5: Solve for x
    x = 439,508,216.97/19,965.35
  6. Step 6: Final answer
    x = 22,013.55

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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.