Home / 23,159.96-31,962.46-13,089.56

Finding the Fourth Proportional to 23,159.96, 31,962.46 and 13,089.56

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Solution

The fourth proportional to 23,159.96, 31,962.46 and 13,089.56 is: 18,064.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,159.96 : 31,962.46 = 13,089.56 : x
  2. Step 2: Convert to fraction form
    23,159.96/31,962.46 = 13,089.56/x
  3. Step 3: Cross multiply
    23,159.96x = 31,962.46 × 13,089.56
  4. Step 4: Simplify right side
    23,159.96x = 418,374,537.92
  5. Step 5: Solve for x
    x = 418,374,537.92/23,159.96
  6. Step 6: Final answer
    x = 18,064.56

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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.