Home / 22,020.80-32,966.40-14,633.60

Finding the Fourth Proportional to 22,020.80, 32,966.40 and 14,633.60

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Solution

The fourth proportional to 22,020.80, 32,966.40 and 14,633.60 is: 21,907.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,020.80 : 32,966.40 = 14,633.60 : x
  2. Step 2: Convert to fraction form
    22,020.80/32,966.40 = 14,633.60/x
  3. Step 3: Cross multiply
    22,020.80x = 32,966.40 × 14,633.60
  4. Step 4: Simplify right side
    22,020.80x = 482,417,111.04
  5. Step 5: Solve for x
    x = 482,417,111.04/22,020.80
  6. Step 6: Final answer
    x = 21,907.34

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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.