Home / 19,965.90-29,969.63-14,706.85

Finding the Fourth Proportional to 19,965.90, 29,969.63 and 14,706.85

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Solution

The fourth proportional to 19,965.90, 29,969.63 and 14,706.85 is: 22,075.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,965.90 : 29,969.63 = 14,706.85 : x
  2. Step 2: Convert to fraction form
    19,965.90/29,969.63 = 14,706.85/x
  3. Step 3: Cross multiply
    19,965.90x = 29,969.63 × 14,706.85
  4. Step 4: Simplify right side
    19,965.90x = 440,758,852.97
  5. Step 5: Solve for x
    x = 440,758,852.97/19,965.90
  6. Step 6: Final answer
    x = 22,075.58

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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.