Home / 14,093.80-19,445.06-8,124.71

Finding the Fourth Proportional to 14,093.80, 19,445.06 and 8,124.71

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Solution

The fourth proportional to 14,093.80, 19,445.06 and 8,124.71 is: 11,209.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,093.80 : 19,445.06 = 8,124.71 : x
  2. Step 2: Convert to fraction form
    14,093.80/19,445.06 = 8,124.71/x
  3. Step 3: Cross multiply
    14,093.80x = 19,445.06 × 8,124.71
  4. Step 4: Simplify right side
    14,093.80x = 157,985,396.52
  5. Step 5: Solve for x
    x = 157,985,396.52/14,093.80
  6. Step 6: Final answer
    x = 11,209.57

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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.