Home / 44,257.12-66,395.40-13,089.94

Finding the Fourth Proportional to 44,257.12, 66,395.40 and 13,089.94

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Solution

The fourth proportional to 44,257.12, 66,395.40 and 13,089.94 is: 19,637.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,257.12 : 66,395.40 = 13,089.94 : x
  2. Step 2: Convert to fraction form
    44,257.12/66,395.40 = 13,089.94/x
  3. Step 3: Cross multiply
    44,257.12x = 66,395.40 × 13,089.94
  4. Step 4: Simplify right side
    44,257.12x = 869,111,587.20
  5. Step 5: Solve for x
    x = 869,111,587.20/44,257.12
  6. Step 6: Final answer
    x = 19,637.78

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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.