Home / 23,515.86-32,450.76-13,445.94

Finding the Fourth Proportional to 23,515.86, 32,450.76 and 13,445.94

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Solution

The fourth proportional to 23,515.86, 32,450.76 and 13,445.94 is: 18,554.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,515.86 : 32,450.76 = 13,445.94 : x
  2. Step 2: Convert to fraction form
    23,515.86/32,450.76 = 13,445.94/x
  3. Step 3: Cross multiply
    23,515.86x = 32,450.76 × 13,445.94
  4. Step 4: Simplify right side
    23,515.86x = 436,330,971.91
  5. Step 5: Solve for x
    x = 436,330,971.91/23,515.86
  6. Step 6: Final answer
    x = 18,554.75

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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.