Home / 22,017.12-30,372.48-14,051.04

Finding the Fourth Proportional to 22,017.12, 30,372.48 and 14,051.04

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Solution

The fourth proportional to 22,017.12, 30,372.48 and 14,051.04 is: 19,383.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,017.12 : 30,372.48 = 14,051.04 : x
  2. Step 2: Convert to fraction form
    22,017.12/30,372.48 = 14,051.04/x
  3. Step 3: Cross multiply
    22,017.12x = 30,372.48 × 14,051.04
  4. Step 4: Simplify right side
    22,017.12x = 426,764,931.38
  5. Step 5: Solve for x
    x = 426,764,931.38/22,017.12
  6. Step 6: Final answer
    x = 19,383.32

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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.