Home / 23,389.44-32,275.86-13,318.92

Finding the Fourth Proportional to 23,389.44, 32,275.86 and 13,318.92

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Solution

The fourth proportional to 23,389.44, 32,275.86 and 13,318.92 is: 18,379.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,389.44 : 32,275.86 = 13,318.92 : x
  2. Step 2: Convert to fraction form
    23,389.44/32,275.86 = 13,318.92/x
  3. Step 3: Cross multiply
    23,389.44x = 32,275.86 × 13,318.92
  4. Step 4: Simplify right side
    23,389.44x = 429,879,597.27
  5. Step 5: Solve for x
    x = 429,879,597.27/23,389.44
  6. Step 6: Final answer
    x = 18,379.22

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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.