Home / 23,125.04-31,912.63-12,514.67

Finding the Fourth Proportional to 23,125.04, 31,912.63 and 12,514.67

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Solution

The fourth proportional to 23,125.04, 31,912.63 and 12,514.67 is: 17,270.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,125.04 : 31,912.63 = 12,514.67 : x
  2. Step 2: Convert to fraction form
    23,125.04/31,912.63 = 12,514.67/x
  3. Step 3: Cross multiply
    23,125.04x = 31,912.63 × 12,514.67
  4. Step 4: Simplify right side
    23,125.04x = 399,376,033.28
  5. Step 5: Solve for x
    x = 399,376,033.28/23,125.04
  6. Step 6: Final answer
    x = 17,270.29

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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.