Home / 26,561.45-39,829.47-15,471.30

Finding the Fourth Proportional to 26,561.45, 39,829.47 and 15,471.30

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Solution

The fourth proportional to 26,561.45, 39,829.47 and 15,471.30 is: 23,199.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,561.45 : 39,829.47 = 15,471.30 : x
  2. Step 2: Convert to fraction form
    26,561.45/39,829.47 = 15,471.30/x
  3. Step 3: Cross multiply
    26,561.45x = 39,829.47 × 15,471.30
  4. Step 4: Simplify right side
    26,561.45x = 616,213,679.21
  5. Step 5: Solve for x
    x = 616,213,679.21/26,561.45
  6. Step 6: Final answer
    x = 23,199.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.