Home / 17,620.28-26,412.50-11,051.04

Finding the Fourth Proportional to 17,620.28, 26,412.50 and 11,051.04

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Solution

The fourth proportional to 17,620.28, 26,412.50 and 11,051.04 is: 16,565.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,620.28 : 26,412.50 = 11,051.04 : x
  2. Step 2: Convert to fraction form
    17,620.28/26,412.50 = 11,051.04/x
  3. Step 3: Cross multiply
    17,620.28x = 26,412.50 × 11,051.04
  4. Step 4: Simplify right side
    17,620.28x = 291,885,594
  5. Step 5: Solve for x
    x = 291,885,594/17,620.28
  6. Step 6: Final answer
    x = 16,565.32

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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.