Home / 25,257.16-37,885.92-11,213.40

Finding the Fourth Proportional to 25,257.16, 37,885.92 and 11,213.40

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Solution

The fourth proportional to 25,257.16, 37,885.92 and 11,213.40 is: 16,820.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,257.16 : 37,885.92 = 11,213.40 : x
  2. Step 2: Convert to fraction form
    25,257.16/37,885.92 = 11,213.40/x
  3. Step 3: Cross multiply
    25,257.16x = 37,885.92 × 11,213.40
  4. Step 4: Simplify right side
    25,257.16x = 424,829,975.33
  5. Step 5: Solve for x
    x = 424,829,975.33/25,257.16
  6. Step 6: Final answer
    x = 16,820.18

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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.