Home / 26,909.44-37,140.48-15,735.04

Finding the Fourth Proportional to 26,909.44, 37,140.48 and 15,735.04

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Solution

The fourth proportional to 26,909.44, 37,140.48 and 15,735.04 is: 21,717.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,909.44 : 37,140.48 = 15,735.04 : x
  2. Step 2: Convert to fraction form
    26,909.44/37,140.48 = 15,735.04/x
  3. Step 3: Cross multiply
    26,909.44x = 37,140.48 × 15,735.04
  4. Step 4: Simplify right side
    26,909.44x = 584,406,938.42
  5. Step 5: Solve for x
    x = 584,406,938.42/26,909.44
  6. Step 6: Final answer
    x = 21,717.54

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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.