Home / 25,968.07-38,915.65-11,165.86

Finding the Fourth Proportional to 25,968.07, 38,915.65 and 11,165.86

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Solution

The fourth proportional to 25,968.07, 38,915.65 and 11,165.86 is: 16,733.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,968.07 : 38,915.65 = 11,165.86 : x
  2. Step 2: Convert to fraction form
    25,968.07/38,915.65 = 11,165.86/x
  3. Step 3: Cross multiply
    25,968.07x = 38,915.65 × 11,165.86
  4. Step 4: Simplify right side
    25,968.07x = 434,526,699.71
  5. Step 5: Solve for x
    x = 434,526,699.71/25,968.07
  6. Step 6: Final answer
    x = 16,733.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.