Home / 34,526.44-47,640.91-19,418.20

Finding the Fourth Proportional to 34,526.44, 47,640.91 and 19,418.20

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Solution

The fourth proportional to 34,526.44, 47,640.91 and 19,418.20 is: 26,793.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,526.44 : 47,640.91 = 19,418.20 : x
  2. Step 2: Convert to fraction form
    34,526.44/47,640.91 = 19,418.20/x
  3. Step 3: Cross multiply
    34,526.44x = 47,640.91 × 19,418.20
  4. Step 4: Simplify right side
    34,526.44x = 925,100,670.02
  5. Step 5: Solve for x
    x = 925,100,670.02/34,526.44
  6. Step 6: Final answer
    x = 26,793.98

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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.