Home / 23,389.56-32,277.62-13,318.01

Finding the Fourth Proportional to 23,389.56, 32,277.62 and 13,318.01

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Solution

The fourth proportional to 23,389.56, 32,277.62 and 13,318.01 is: 18,378.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,389.56 : 32,277.62 = 13,318.01 : x
  2. Step 2: Convert to fraction form
    23,389.56/32,277.62 = 13,318.01/x
  3. Step 3: Cross multiply
    23,389.56x = 32,277.62 × 13,318.01
  4. Step 4: Simplify right side
    23,389.56x = 429,873,537.84
  5. Step 5: Solve for x
    x = 429,873,537.84/23,389.56
  6. Step 6: Final answer
    x = 18,378.86

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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.