Home / 23,389.81-32,277.97-13,318.25

Finding the Fourth Proportional to 23,389.81, 32,277.97 and 13,318.25

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Solution

The fourth proportional to 23,389.81, 32,277.97 and 13,318.25 is: 18,379.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,389.81 : 32,277.97 = 13,318.25 : x
  2. Step 2: Convert to fraction form
    23,389.81/32,277.97 = 13,318.25/x
  3. Step 3: Cross multiply
    23,389.81x = 32,277.97 × 13,318.25
  4. Step 4: Simplify right side
    23,389.81x = 429,886,073.95
  5. Step 5: Solve for x
    x = 429,886,073.95/23,389.81
  6. Step 6: Final answer
    x = 18,379.20

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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.