Home / 23,124.98-31,912.24-12,514.40

Finding the Fourth Proportional to 23,124.98, 31,912.24 and 12,514.40

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Solution

The fourth proportional to 23,124.98, 31,912.24 and 12,514.40 is: 17,269.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,124.98 : 31,912.24 = 12,514.40 : x
  2. Step 2: Convert to fraction form
    23,124.98/31,912.24 = 12,514.40/x
  3. Step 3: Cross multiply
    23,124.98x = 31,912.24 × 12,514.40
  4. Step 4: Simplify right side
    23,124.98x = 399,362,536.26
  5. Step 5: Solve for x
    x = 399,362,536.26/23,124.98
  6. Step 6: Final answer
    x = 17,269.75

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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.